difficult [Adjective] + impossibly [Adverb]

Strength Strength Dispersion
A:
11
CHISQ:
4.73
AWT:
8,446,299
TTEST:
1.56
G2:
5.06
FAWT:
6.44
MI:
0.92
LOGLOG:
3.17
JD:
0.68
MI3:
7.83
DICE:
0.1
RANGE: