Related by context. Frequent words. (Click for all words.) 57 VAALCO Energy 55 Magnum Hunter Resources 54 Harvest Natural Resources 54 Crimson Exploration 54 Nitro Petroleum 53 Newfield Exploration Company 53 Sonoran Energy 53 Frontera Resources 52 GeoResources Inc. 52 Royale Energy 51 Cimarex Energy Co. 51 Abraxas Petroleum Corporation 51 Comstock Resources 51 Brownstone Ventures Inc. 50 Toreador Resources Corporation 50 Concho Resources 50 Copano Energy LLC 50 Atwood Oceanics Inc. 50 Concho Resources Inc. 49 Exco Resources 49 McMoRan Exploration Co. 48 Contango Oil & 48 GMX Resources Inc. 48 Cheniere Energy 48 LINN Energy 47 Gastar Exploration 47 Cimarex Energy 47 Dawson Geophysical Company 47 Newfield Exploration 47 Serengeti Resources 47 Petrosearch 47 Atwood Oceanics 46 #H Well 46 Cal Dive International 46 Tetra Technologies 46 Provides Operational Update 46 EOG Resources Inc. 46 EOG Resources 46 Candax 46 Hercules Offshore 46 Ultra Petroleum 46 PetroFalcon 46 Newfield Exploration Co. 46 Brigham Exploration Company 46 GMX Resources 46 Whiting Petroleum 46 PetroGlobe 45 Flotek Industries Inc. 45 Allis Chalmers Energy 45 Bois d' Arc 45 McMoRan Exploration 45 Vast Exploration Inc. 45 Hercules Offshore Inc. 45 GeoPetro 45 ENSCO International 45 Williams NYSE WMB 45 Tristone Capital Inc. 45 PetroQuest 44 Future Fuels 44 TexCom 44 FMC Technologies Inc. 44 Pacific Rubiales Energy 44 MI SWACO 44 Alange Energy 44 Appalachian basin 44 Hughes NYSE BHI 43 Rowan Cos. 43 Brigham Exploration 43 CGX Energy 43 Petro Vista 43 NYSE NOV 43 Calvalley 43 Tanzanian Royalty Exploration 43 Energen Resources 43 Westlake Chemical 43 Energy XXI 43 BPZ 43 Nextraction 43 co venturers 43 EnerJex 43 Senergy 43 Transocean Ltd. NYSE RIG 43 Mooncor 43 Nexen Inc 43 Appalachian Basin 43 Dril Quip Inc. 43 Boart 43 Exploration 42 Canacol 42 Gran Tierra 42 Manas Petroleum 42 Oceaneering International 42 Gastem 42 EGAS 42 XTO Energy Inc. 42 EnerGulf 42 Kitimat LNG 42 Petro Reef 42 exploration 42 NYSE RDC 42 Roc Oil