longstanding [Adjective] + problem [Noun]

Strength Strength Dispersion
A:
6
CHISQ:
6.37
AWT:
13,596,713
TTEST:
1.53
G2:
6.44
FAWT:
4
MI:
1.42
LOGLOG:
3.67
JD:
0.6
MI3:
6.59
DICE:
0.02
RANGE: