Related by context. Frequent words. (Click for all words.) 61 EnerJex 60 GeoResources Inc. 60 Newfield Exploration Company 60 PanOcean 59 Whiting Petroleum Corporation 58 Crimson Exploration 57 GMXR 57 Whiting Petroleum 57 Energy XXI 57 PetroQuest 57 Gastar 57 Magnum Hunter 57 Enerplus 56 Cequence 56 Nitro Petroleum 56 McMoRan 56 MegaWest 56 Mooncor 56 Canacol 56 BPZ Energy 56 VHGI 56 LINN Energy 56 EnerGulf 56 Brigham Exploration 56 QEP Resources 55 GeoResources 55 Culane 55 Exterran Partners 55 Magellan Midstream Partners LP 55 Legacy Reserves 55 Targa Resources Partners LP 55 Dejour 54 PetroSun 54 Cherokee Basin 54 EXCO Resources Inc. 54 Oilsands Quest 54 EnerVest 54 Williston Basin 54 Alter NRG 54 ProspEx 54 Appalachian Basin 54 Brigham Exploration Company 54 Comstock Resources 54 Royale Energy 54 RockBridge 54 Twin Butte 54 Harvest Natural Resources 54 Wescorp 54 Black Hawk Exploration 54 CVR Energy 54 OGE Energy 53 Fairborne 53 Gran Tierra 53 Approach Resources 53 Williams NYSE WMB 53 SandRidge Energy 53 Petroflow 53 Canetic 53 EVEP 53 Petrohawk 53 GEOCAN 53 Crosstex Energy 53 Sunoco Logistics 53 Highpine 53 Gastem 53 undeveloped acreage 53 Magellan Midstream Partners 53 Alderon 52 BreitBurn 52 Enogex 52 CNX Gas 52 Ferrellgas Partners LP 52 WebMediaBrands 52 TexCom 52 Bronco Drilling 52 TXCO 52 Exco Resources 52 Keryx Biopharmaceuticals 52 Petro Vista 52 Hiland Partners LP 52 Cano Petroleum 52 MarkWest 52 BPZ 52 Parallel Petroleum 52 Gran Tierra Energy 52 Bankers Petroleum 52 Puda Coal 51 Petrolifera 51 Arkoma Basin 51 EOG 51 Klondike Star 51 Deep Basin 51 Boardwalk Pipeline Partners LP 51 Newfield Exploration 51 Flotek 51 Enerplus Resources Fund 51 NuStar Energy 51 Vanguard Natural Resources 51 Trican 51 NAL Oil 51 Hyperdynamics