Related by context. Frequent words. (Click for all words.) 47 XTO Energy Inc. 47 XTO 46 EOG Resources 46 Rex Tillerson 46 Boone Pickens 46 SandRidge 45 Chesapeake Energy 45 Ultra Petroleum 43 XTO Energy 43 Magnum Hunter 42 Flint Hills 42 ONEOK Partners 42 Quicksilver Resources 42 ONEOK 41 Energen 41 MDU Resources Group 41 EOG 40 Petrohawk 40 MDU Resources 40 Powder River 40 ConocoPhillips 40 Mulva 40 Barnett Shale 40 Gerard Arpey 40 Kerr McGee Corp. 40 EOG Resources Inc. 40 Bakken 39 Denbury 39 Encana 39 Pengrowth Energy 39 Williston Basin 39 Kinder Morgan 39 Pioneer Natural Resources 39 Conoco Phillips 38 Permian Basin 38 Powder River Basin 38 Kerr McGee 38 Great Plains 38 Carrizo Oil & 38 Enid 38 Fayetteville Shale 38 ConocoPhillips COP 38 EnCana 38 Mid Continent 37 Range Resources 37 Glenn Tilton 37 Continental 37 Marathon Oil 37 natural gas 37 Transfer Partners LP 37 Haynesville 37 Energy XXI 37 Cimarex 37 Oklahoma 37 Haynesville Shale 36 National Oilwell Varco 36 MarkWest 36 Cullen Frost 36 CNX Gas 36 CNOOC Ltd. 36 Suncor Energy 36 Smisek 36 Piceance Basin 36 Chickasaw Nation 36 Enterra 36 Goodrich Petroleum 36 Billings Clinic 36 Conoco 36 NYSE COP 35 Syntroleum 35 Hercules Offshore 35 SemGroup 35 Gastar 35 North Dakota 35 ERHC 34 Appalachian Basin 34 Bartlesville 34 Tillerson 34 Natural Gas 34 Atmos Energy 34 North Slope 33 Exxon Mobil XOM 33 Oilsands Quest 33 parent AMR 33 Exxon Mobil Corp 33 Wyoming 33 Grey Wolf 33 Terra Industries 33 Exxon Mobil Corp. 33 EXCO 33 Exxon Mobil 33 Southwest Airlines Co. 33 Arpey 33 McAlester 33 Niobrara 33 Talisman Energy Inc. 33 Petrobank 33 Cenovus 33 Enerplus 33 driller 32 SkyWest