SimilarityRank
Drilling 0.825 33103
fracturing 0.825 29911
drillers 0.824 78745
deepwater 0.780 56216
shale 0.778 17984
fracking 0.769 21463
trenching 0.768 91363
drill 0.760 7228
hydraulic 0.750 13689
dewatering 0.747 87432
oilfield 0.741 56572
dredging 0.730 38975
Shale 0.730 29866
drilled 0.730 15143
pipelines 0.728 21092
wellhead 0.725 94271
mining 0.723 4846
pipeline 0.715 7695
tailings 0.712 49890
oilsands 0.711 96475
rigs 0.711 20578
subsea 0.708 58679
onshore 0.703 30851
oilfields 0.698 98378
CSG 0.697 64462