Related by context. Frequent words. (Click for all words.) 56 Concho Resources 56 DCP Midstream Partners 56 Ausam 55 EXCO Resources 55 Teekay Offshore Partners 55 Exco Resources 55 Contango Oil & 55 Crimson Exploration 54 Cimarex Energy 54 BPZ Resources Inc. 54 GMX Resources 53 Enterra Energy 53 BBEP 53 BrazAlta 53 Precision Drilling Corporation 53 Newfield Exploration 52 NGAS Resources 52 Magnum Hunter Resources 52 Harvest Natural Resources 52 Vantage Drilling Company 52 Brigham Exploration 52 Gran Tierra 52 Abraxas Petroleum 52 Crocotta 52 ENSCO International 51 Uranerz Energy 51 Abington Bancorp 51 Goldnev 51 WestFire 51 Abraxas Energy 51 Energy XXI Bermuda 51 Xcite Energy 51 VAALCO Energy 51 NAL Oil 51 Petrofund 51 Seahawk Drilling Inc. 51 Cequence 51 RGLD 51 Caza Oil & 50 Copano Energy 50 Lundin Petroleum AB 50 QEP Resources 50 Hugoton Royalty Trust 50 Anadarko Petroleum APC 50 PetroGlobe 50 Alange Energy 50 ProspEx 50 EnQuest 50 Vanguard Natural Resources 50 Newfield Exploration Company 50 GMXR 50 CanElson 50 Subco 49 PetroFalcon 49 Whiting Petroleum 49 TSX LUN 49 Rowan Cos. 49 FNX Mining Company 49 Converge Global 49 Rosetta Resources 49 Pacific Rubiales Energy 49 Peyto Energy 49 Gastar Exploration 49 Trimac Income Fund 49 Daylight Resources 49 Parallel Petroleum 48 Royale Energy 48 Petrohawk Energy 48 Bronco Drilling 48 Questerre 48 Trican Well Service 48 Ensco International 48 Cheniere Energy Partners 48 BPZ Energy 48 McMoRan Exploration 48 Hochschild Mining 48 Tetra Technologies 48 PetroQuest 48 Cal Dive International 48 Transmeridian 48 Nayarit Gold 48 NYSE NBR 48 Magnum Hunter 48 Nabors Industries Ltd. 48 PrimeWest Energy 48 NYSE RDC 48 EVEP 48 Centamin Egypt 48 Baytex Energy Trust 48 Teekay LNG 47 Teekay Offshore Partners LP 47 Comstock Resources 47 Trizec Canada 47 AltaGas Income Trust 47 BlackWatch 47 Frontera Resources 47 Anterra 47 Marathon PGM 47 Precision Drilling Trust 47 Sunoco Logistics 47 Buchans River