Related by context. Frequent words. (Click for all words.) 65 Bakken shale 63 Woodford Shale 63 Bakken formation 62 Fayetteville Shale 62 Haynesville shale 60 Haynesville Shale 59 Bakken Shale 58 Barnett shale 58 Bakken Formation 57 Barnett Shale 57 shale 55 Piceance Basin 54 Niobrara 54 Three Forks Sanish 54 Williston Basin 54 shale formations 54 horizontal drilling 53 coalbed methane 53 Granite Wash 53 shales 53 Piceance 53 shale gas 53 Bakken 52 Marcellus shale 52 Chicontepec 52 Utica Shale 52 Anadarko Basin 51 Uinta Basin 51 Ford Shale 51 shale deposits 51 drillers 51 Shale Gas 51 Newfield Exploration 51 Arkoma Basin 51 Energen Resources 51 Haynesville 50 Austin Chalk 50 Appalachian Basin 50 EnerJex 50 Cherokee Basin 50 undrilled 50 Coal Bed Methane 50 Montney 49 Horseshoe Canyon 49 Petrohawk 49 Deep Basin 49 Brigham Exploration 49 hydrocarbon bearing 48 horizontal wells 48 Kaybob 48 Marcellus Shale 48 wells drilled 48 XTO 48 Powder River Basin 48 bed methane 48 natural gas 48 recoverable reserves 47 wells 47 Western Canadian Sedimentary 47 Encana 47 Anadarko 47 Whiting Petroleum 47 deepwater Gulf 46 Pinedale Anticline 46 Timan Pechora 46 fracture stimulated 46 Boepd 46 acre spacing 46 McMoRan 46 Costayaco 46 Oil Shale 46 Santos Basin 45 Mountrail County 45 lithium brine 45 Powder River 45 Lodgepole 45 EOR 45 underexplored 45 economically recoverable 45 MegaWest 45 hydrocarbon reserves 45 Galoc 45 Cimarex Energy 45 BOE d 45 ultra deepwater 45 geologic formations 45 deepwater exploration 45 Comstock Resources 45 gas condensate 45 drilling 45 Quifa 45 Tcf 45 bed methane CBM 45 deepwater 45 Pioneer Natural Resources 45 fracture stimulation 45 Denbury Resources 45 farmout 44 Denbury 44 GMXR 44 producible