Seeds may be drilled.Logical formLearned from6 sentences. Relief may be drilled.Logical formLearned from6 sentences. A team may drill relief.Logical formLearned from6 sentences. A rig may drill a (relief tunnel).Logical formLearned from6 sentences. (Relief wells) may be drilled through thousands of feet of rock.Logical formLearned from6 sentences. Someone may drill in an ocean.Logical formLearned from6 sentences. A pocket of natural gas may be drilled open.Logical formLearned from6 sentences. Some (appraisal wells) may be drilled.Logical formLearned from6 sentences. A bore-hole may be drilled.Logical formLearned from6 sentences. A hole may be drilled into a mine.Logical formLearned from6 sentences. Some holes may be drilled into a mine.Logical formLearned from6 sentences. A hole may be drilled during efforts.Logical formLearned from6 sentences. A company may drill for oil.Logical formLearned from6 sentences. A hour may be drilled.Logical formLearned from6 sentences. Troops may be drilled.Logical formLearned from6 sentences.