Related by context. Frequent words. (Click for all words.) 62 Contango Oil & 62 BPZ Resources 61 Ember Resources 61 Frontera Resources 61 PetroQuest Energy 61 Crimson Exploration 61 Harvest Natural Resources 60 Concho Resources 60 GMX Resources 60 BPZ Resources Inc. 60 GeoResources Inc. 60 TransAtlantic Petroleum Corp. 59 Exall Energy 59 GeoMet Inc. 59 Lundin Petroleum AB 59 Newfield Exploration Company 59 Concho Resources Inc. 59 HDY 59 VAALCO Energy 59 Eurogas International 58 Alange Energy 58 Energy XXI Bermuda 58 Pacific Rubiales Energy 58 NGAS Resources Inc. 58 Brigham Exploration Co. 58 Exco Resources 58 Parallel Petroleum 58 Candax 58 PetroBakken Energy 58 McMoRan Exploration Co. 58 NYSE TLM 57 EXCO Resources 57 Caza Oil & 57 Rosetta Resources 57 Vantage Drilling Company 57 Bayfield Ventures Corp. 57 Leni Gas 57 Avanti Mining Inc. 57 Baytex Energy 57 Anadarko Petroleum APC 57 GMX Resources Inc. 57 Legacy Reserves 57 Avro Energy 57 Topaz Resources 56 PetroFrontier 56 Quetzal Energy 56 Comstock Resources 56 Brigham Exploration 56 Elixir Petroleum 56 Vast Exploration Inc. 56 Petroflow Energy Ltd. 56 DPTR 56 NASDAQ BEXP 56 OMDA Oil 56 MSEV 56 ERHC Energy Inc. 56 Magnum Hunter Resources 56 Cheniere Energy 55 Energizer Resources 55 MASS Petroleum 55 Canext 55 Cano Petroleum 55 GMXR 55 Cimarex Energy 55 NGAS Resources 55 Vanguard Natural Resources 55 PetroQuest 55 Newfield Exploration 55 Petaquilla Minerals Ltd. 55 GeoPetro 55 Volta Resources 55 Petrohawk Energy 55 Teikoku Oil Co. 55 Nitro Petroleum 55 Encore Acquisition 55 Serica Energy 55 Royale Energy 55 Nova Biosource Fuels 55 NYSE NXY 55 pinksheets 55 Quaterra Resources Inc. 55 BPZ Energy 55 prestigious tier OTCQX 55 Petrohawk Energy Corporation 55 Toreador Resources Corporation 55 Cheniere Energy Inc. 54 Toreador Resources 54 Bravo Venture 54 Bronco Drilling 54 Gasco Energy 54 ION Geophysical Corporation 54 Tamm Oil 54 Austral Pacific Energy 54 IIROC Halt 54 Methanex Corporation 54 Mariana Resources 54 Flotek Industries 54 Orvana Minerals Corp. 54 RANGE RESOURCES CORPORATION 54 CPNO 54 Ausam