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souterrain adj.
agric.	hypogäisch
astr.	unter der Erdoberfläche
construct.	unterirdisch (souterraine); Souterrain; Untergeschoß; Tiefbau; Unterbau; unter Tage; Tiefbau-

souterrain: 455 phrases in 35 subjects

Agriculture	40
Chemistry	1
Coal	20
Construction	65
Cultural studies	1
Earth sciences	14
Economy	7
Electronics	9
Energy industry	15
Environment	49
Finances	3
Forestry	1
General	28
Geography	1
Health care	1
Labor law	6
Law	14
Life sciences	61
Mammals	5
Materials science	3
Mechanic engineering	9
Medical	1
Metallurgy	17
Mineral products	1
Mining	1
Municipal planning	1
Natural resourses and wildlife conservation	16
Natural sciences	5
Nuclear physics	1
Oil / petroleum	5
Social science	2
Sports	1
Technology	3
Transport	47
Zoology	1