Related by context. Frequent words. (Click for all words.) 62 Energen Resources 60 Newfield Exploration Company 58 Concho Resources 58 NGAS Resources 56 Harvest Natural Resources 56 Encore Acquisition 56 Contango Oil & 56 Permian basin 56 oil equivalent MMBOE 55 equivalent MMcfe 55 BPZ Resources 55 DCP Midstream Partners 55 Royale Energy 55 Billion Cubic Feet 55 PetroQuest 55 KUFPEC 55 Energen 54 Pioneer Natural Resources 54 NYSE BWP 54 Petrohawk Energy 54 GMX Resources 54 CARBO Ceramics Inc. 54 cubic feet equivalent Bcfe 54 TETRA Technologies Inc. 54 Newfield Exploration 54 mmcfe 54 NYSE OXY 54 Questar Pipeline 54 Oneok Partners 54 Parallel Petroleum 53 Cheniere Energy Partners LP 53 Avro Energy 53 NYSE UPL 53 Topaz Resources 53 Copano Energy LLC 53 Crimson Exploration 53 Chattanooga Shale 53 PetroQuest Energy 53 Ultra Petroleum 53 BPZ Energy 53 NYSE TLM 53 EPiC 53 Cimarex Energy 52 GeoResources Inc. 52 Petrodelta 52 Abraxas Petroleum 52 Provides Operational Update 52 Tullow Oil plc 52 Petrosearch 52 NYSE WLL 52 LINN Energy 52 Exall Energy 52 Inc. NASDAQ ATLS 52 EnergySouth 52 NYSE EOG 52 VAALCO Energy 52 Cutbank Ridge 52 Dynegy NYSE DYN 52 Wexpro 52 Exco Resources 52 Putumayo Basin 52 CAMAC Energy 52 NiMin 52 Ferrellgas Partners 52 NYSE FST 52 Williams NYSE WMB 52 Toreador Resources 52 Arkoma Basin 52 Newfield Exploration Co. 51 Rosetta Resources 51 Vanguard Natural Resources 51 Boardwalk Pipeline 51 NYSE NXY 51 NYSE RRC 51 Magnum Hunter Resources 51 EXCO Resources 51 KMG EP 51 transportation fractionation 51 NGAS Resources Inc. 51 BOED 51 Ausam 51 EnerVest 51 Baytex Energy 51 GeoMet 51 OMDA Oil 51 Mmcfe 51 oil equivalent mmboe 51 Sanish field 51 subsidiary Century Casinos 51 CPNO 51 Canext 51 NYSE CNP 51 Nova Biosource Fuels 51 NASDAQ BEXP 51 NYSE OGE 51 GMX Resources Inc. 51 Frontera Resources 51 Cherokee Basin 51 USEG 51 BreitBurn Energy Partners 51 DEFS