Related by context. Frequent words. (Click for all words.) 65 EOG 60 Chesapeake Energy 59 Anadarko Petroleum 58 National Oilwell Varco 57 Range Resources 55 Ultra Petroleum 55 Marathon Oil 55 Petrohawk 54 Pioneer Natural Resources 54 XTO Energy 53 XTO 53 Cabot Oil 53 Anadarko Petroleum Corp. 53 Anadarko 53 Quicksilver Resources 52 Diamond Offshore Drilling 52 ConocoPhillips 52 Kinder Morgan 51 EnCana 51 Talisman Energy 50 ConocoPhillips COP 50 driller 50 Talisman Energy Inc. 50 Encana 50 CNX Gas 49 Barnett Shale 49 Mariner Energy 49 Exxon Mobil 49 drillers 48 Occidental Petroleum 48 Nexen 48 XTO Energy Inc. 48 Ensco 48 Suncor Energy 48 Diamond Offshore 48 McMoRan 48 EnCana Corp. 48 Transocean 48 Spectra Energy 48 shale gas 48 Husky Energy 47 BP PLC BP 47 oilfield 47 deepwater Gulf 47 Marcellus shale 47 Haynesville 47 Magnum Hunter 47 horizontal drilling 47 Exxon Mobil Corp 47 drilling rig 47 Schlumberger 46 SandRidge 46 NYSE COP 46 Denbury 46 Piceance Basin 46 oil sands 46 Williston Basin 46 FMC Technologies 46 Venoco 46 Exxon Mobil Corp. 46 Haynesville Shale 46 Halliburton Co. 45 Exxon Mobil XOM 45 ONEOK 45 Quanta Services 45 Western Refining 45 Consol Energy 45 Conoco Phillips 45 rigs 45 Exxon 45 Halliburton 45 CVX 45 natural gas 45 Conoco 45 EXCO 44 BG Group 44 Patriot Coal 44 XOM 44 Anadarko Petroleum Corporation 44 Marcellus Shale 44 deepwater 44 Fayetteville Shale 44 Kerr McGee 44 drilling 44 InterOil 44 ExxonMobil 44 Suncor Energy Inc. 43 shale 43 Plains Exploration 43 BP 43 Cullen Frost 43 Occidental Petroleum Corp. 43 Valero Energy 43 Marcellus 43 Cenovus 43 StatoilHydro 43 Suncor 43 Statoil 43 drilling rigs 43 Chevron 42 Alon USA