I'm tired, but at TontoK's request. Stats on 3-3s and 2A- combo jumps from U.S. Ladies in Challenger Series/GP. It's pretty telling.
3-3/2A-3T/2A-1L-3S combs attempted by U.S. Ladies during Senior B + GP (+ positive GOE - negative GOE)
Landed, rotated and + GOE
Angela Wang, 3F-3T,2T, 11.95 (Finlandia Trophy FS) +
Bradie Tennell 3Z-3T, 11.10 (Skate America SP) +
Bradie Tennell 3Z-3T, 11.00 (Skate America FS) +
Bradie Tennell 3Z-3T, 11.00 (Lombardia Trophy SP) +
Bradie Tennell 3Z-3T, 11.00 (Lombardia Trophy FS) +
Mariah Bell, 3Z-3T, 11.00 (Rostelecom Cup FS) +
Courtney HIcks 3F-3Lo, 10.96 (Finlandia Trophy FS) +
Angela Wang 3F-3T, 10.42 (Nebelhorn Trophy) +
Mirai Nagasu, 3F-3T, 10.30 (NHK Trophy FS) +
Amber Glenn, 3F-3T, 10.20 (Cup of China FS) +
Paige Rydberg 3T-3T, 9.72 (U.S. Classic SP) + (Unfortunately she did not make nationals)
Mirai Nagasu, 3F-3T, 9.50 (Rostekecom Cup FS) +
Bradie Tennell 2A-3T, 9.48 (Lombardia FS ) +
Bradie Tennell 2A-3T, 9.16 (Skate America FS) +
Out of 14 +GOE 3-3/2A-3T
Bradie Tennell has 6 of them or nearly 43 percent.
Angela Wang, 2
Mirai Nagasu, 2
Amber Glenn, Mariah Bell, Courtney Hicks and Paige Rydberg, 1 each.
Landed, rotated but - GOE)
Courtney Hicks, 3F-3LO, 9.50 (Skate Canada SP) -
Courtney Hicks, 3F-3Lo, 8.50 (Skate Canada FS) -
Polina Edmunds 2A-3T, 7.40 (IdF FS) -
Livvy Shilling 3T-3T, 6.78 (Autumn Classic SP) - (She won't be at nationals either.

)
Mirai Nagasu 2A-3T (planned 2A-3T-2T) 5.18 (Rostelecom Cup FS) -
Landed, but UR + -GOE
Caroline Zhang 3Lo<-3Lo< 9.15 (Tallin Trophy) -
Caroline Zhang 3Lo-3Lo< (Ondrej Nepapa FS) -
Karen Chen, 3Z-3T<, 8.58 (U.S. Classic SP) -
Mariah Bell, 3Z-1L-3S< (attempt to make up for missed 2A-1L-3S), 8.46 (NHK Trophy) -
Mariah Bell, 3Z-3T < 8.2 (U.S. Classic SP) -
Karen Chen 3Z-3T<, 8.00 (Skater America SP) -
Ashley Wagner 3F-3T<, 7.80 (Skate Canada FS) -
Mariah Bell, 3Z-3T<, 7.70 (Rostelecom Cup SP) -
Mariah Bell, 3Z!-3T<, 7.70 (NHK Trophy SP) -
Mariah Bell 2A-1L-3S<, 7.62 (Rostelecom Cup FS) -
Mirai Nagasu 3F-3T<, 7.60 (NHK Trophy SP) -
Karen Chen, 2A-1L-3S<, 7.38 (Skate Canada FS) -
Ashley Wagner 3F-3T< 7.3 (Skate Canada SP) -
Polina Edmunds 2A-1L-3S< 6.80 (IdF FS)
Ashley Wanger 3F-3T< 6.80 (Skate America SP) -
Caroline Zhang 3Lo<-3Lo< 6.66 (Tallin Trophy SP)
Llvvy Shilling 3T-3T< 5.20 (Autumn Classic FS)
Courtney Hicks 3F-3Lo<<, 5.00 (Warsaw Classic FS)
Polina Edmunds 2A-1L-3S<, 4.88 (Finlandia Trophy SP)
Polina Edmunds 3Lo-3T< 6.30 (Internationaux de France) -
Polina Edmunds 3L<-3T<, 5.32 (Finlandia FS)
Mirai Nagasu, 3F-3T<<, 4.50 (Rostelcom Cup SP) -
Popped
Karen Chen, 3Z-2T, 7.90 (planned 3Z-3T combo) (Skate Canada FS) +
Mirai Nagasu 2A-2T-2T (planned 2A-3T-2T) 7.18 (NHK Trophy FS)+
Angela Wang 3F-2T (planned 3F-3T), 7.16 (Tallin Trophy SP) +
Courtney Hicks, 3F-2Lo (planned 3F-3Lo), 5.42 (Autumn Classic SP) +
Polina Edmunds 2A-3T 4.86 (Finlandia Trophy) -
Courtney Hicks, 2Z-1L-3S< (planned 3Z-1L-3S combo), 4.86 (Skate Canada FS) -
Karen Chen, 3Z (planned 3Z-3T combo), 4.10 (Skate Canada SP) -
Mirai Nagasu 3F (planned 3F-3T combo) 3.76 (U.S. Classic SP)
Mariah Bell, 3Z (planned 3Z-3T combo), 3.70 (Rostelecom Cup FS)
Caroline Zhang 3Lo (planned 3Lo-3Lo combo), 3.51 (Ondrej Nepala SP)
Amber Glenn 3F (planned 3F-3T), 3.30 (Cup of China SP) -
Amber Glenn 3F (planned 3F-3T), 3.30 (Lombardia FS)
Angela Wang 3F (planned 3F-3T-2T, 3.20 (Tallin Trophy FS)
Ashley Wagner 3L< (planned 3Lo-1L-3S combo), 2.86 (Skate Canada FS) -
Courtney Hicks, 2Z-1L-3S<< , 2.40 (Warsaw Cup)
Amber Glenn 2A (planned 2A-3T-2T), 2.30 (Cup of China FS) -