underwater [Adjective] + excavation [Noun]

Strength Strength Dispersion
A:
5
CHISQ:
964.17
AWT:
32,657,886
TTEST:
2.22
G2:
53.55
FAWT:
1.66
MI:
7.61
LOGLOG:
17.66
JD:
0.17
MI3:
12.25
DICE:
0.86
RANGE: