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English thesaurus
Drilling Deeper
abbr., tech.	DD (Vosoni)

drilling: 77 phrases in 17 subjects

Agriculture	8
Coal	14
Economy	2
Electronics	1
Energy industry	2
Environment	4
General	3
Industry	6
Information technology	5
Life sciences	3
Mechanic engineering	3
Metallurgy	1
Natural sciences	1
Oil / petroleum	19
Patents	1
Thermal Energy	1
Transport	3