Related by context. Frequent words. (Click for all words.) 63 Denbury 62 XTO 61 Magnum Hunter 60 Petrohawk 59 Kerr McGee 54 CNX Gas 53 Ultra Petroleum 53 Chesapeake Energy 52 XTO Energy 52 EnCana 52 Anadarko 51 McMoRan 51 Venoco 50 EXCO 50 Enerplus 49 CF Industries 49 Energen 49 PXP 49 Ensco 49 GlobalSantaFe 49 Encana 48 Pengrowth 48 Suncor 48 Quicksilver Resources 47 Gastar 47 EOG 47 Kinder Morgan 47 XTO Energy Inc. 47 National Oilwell Varco 47 Western Refining 46 EOG Resources 46 Barnett Shale 46 Grey Wolf 46 ONEOK 46 ONEOK Partners 46 VeraSun 46 ConocoPhillips 46 CenturyLink 46 CenturyTel 46 SemGroup 45 Williston Basin 45 Fayetteville Shale 45 Enterra 45 Pioneer Natural Resources 45 Piceance Basin 44 Spectra Energy 44 Anadarko Petroleum 44 Nexen 44 Plains Exploration 44 TXU 44 Amylin 44 Calpine 44 Anadarko Petroleum Corp. 44 Dynegy 43 Qwest 43 Permian Basin 43 Tronox 43 Terra Industries 43 Statoil 43 Geokinetics 43 Oil Sands 43 Contango 43 StatoilHydro 43 EOG Resources Inc. 43 Premcor 43 Range Resources 43 Highwoods 43 Xcel 43 Abraxas 43 Windstream 43 BP PLC BP 43 Lyondell 43 CONSOL Energy 42 Products Partners LP 42 Agrium 42 Conoco 42 Cardium 42 Ivanhoe Energy 42 Alltel 42 NRG 42 Syntroleum 42 natural gas 42 InterOil 42 Bakken 42 Talisman 42 Cenovus 41 BP 41 Questar 41 Dejour 41 Dollar Thrifty 41 Cheniere 41 Inergy 41 AmeriCredit 41 Mariner Energy 41 Haynesville Shale 41 NorthWestern 41 SL Green 41 Cairn 41 HealthTronics 41 Pharmion 41 Dean Foods