Related by context. Frequent words. (Click for all words.) 63 Contango Oil & 62 Avro Energy 62 Nitro Petroleum 62 Monogram Energy 62 Caza Oil & 62 Crimson Exploration 61 GeoMet Inc. 60 Carrizo Oil & 60 BPZ Energy 60 Magnum Hunter Resources 59 BPZ Resources Inc. 59 OMDA 59 Vanguard Natural Resources 58 GMX Resources Inc. 58 Legacy Reserves 58 GMX Resources 58 Vast Exploration Inc. 57 VAALCO Energy 57 EXCO Resources Inc. 57 Newfield Exploration Company 57 NAL Oil 57 GeoResources Inc. 57 Approach Resources 57 Concho Resources Inc. 56 Parallel Petroleum 56 Harvest Natural Resources 56 EXCO Resources 56 NGAS Resources 56 Quicksilver Resources 56 GeoMet 56 Concho Resources 55 CNX Gas Corporation 55 Converge Global 55 Brigham Exploration Company 55 Rosetta Resources 55 Abraxas Petroleum 55 RANGE RESOURCES CORPORATION 55 Flotek Industries Inc. 55 LINN Energy 54 Ausam 54 Allis Chalmers Energy 54 NiMin 54 HOUSTON TX #/#/# 54 QEP Resources 54 PetroGlobe 54 LP NYSE ETE 53 Whiting Petroleum Corporation 53 Royale Energy 53 OGE Energy 53 CAMAC Energy Inc. 53 Abraxas Petroleum Corporation 53 PetroFalcon 53 EnerVest 53 IPAA Oil & 53 ENSCO International 53 NYSE CNP 53 Abraxas Energy 53 Copano Energy LLC 53 Nova Biosource Fuels 52 Vantage Drilling Company 52 NYSE FST 52 Toreador Resources Corporation 52 Newfield Exploration 52 Callon Petroleum Company 52 Seahawk Drilling Inc. 52 GMXR 52 Petro Reef 52 BrazAlta 52 Crosstex Energy 52 ERHC Energy Inc. 52 Cimarex Energy 52 NYSE NBR 52 GreenHunter Energy 52 Energy XXI Bermuda 51 QRCP 51 Fidelis Energy 51 Sonoran Energy 51 NYSE OXY 51 Exco Resources 51 Transmeridian 51 Cheniere Energy Partners LP 51 Syntroleum Corporation 51 EnerGulf 51 Encore Acquisition Company 51 BBEP 51 Inergy Holdings LP 51 NYSE RIG 51 DCP Midstream Partners 51 CAMAC Energy 51 Atwood Oceanics Inc. 51 Cabot Oil 51 Uranerz Energy 51 Inc. PINKSHEETS AGGI 51 Gasco Energy 50 BreitBurn Energy Partners LP 50 TexCom 50 Peyto Energy 50 Oilsands Quest Inc. 50 Frontera Resources 50 NYSE MDU 50 Petrohawk Energy Corporation