Related by context. Frequent words. (Click for all words.) 40 EXCO 37 ERHC 36 Maersk Oil 35 Exco 35 TAQA 34 Hyperdynamics 33 Woodford Shale 33 TDA 32 CNX Gas 32 Hercules Offshore 32 Magnum Hunter 32 Nabors Industries Ltd. 32 National Oilwell 32 EOG Resources Inc. 32 DWC 32 GMXR 31 Oando 31 AHC 31 operatorship 31 GNPC 31 BPZ 31 XTO Energy 31 MSA 30 Commercialbank 30 GCC 30 Petrohawk 30 Cimarex 30 CNOOC Limited 30 PrimeWest 29 NGAS 29 Flotek 29 TXCO 29 Whiting Petroleum Corporation 29 XTO Energy Inc. 29 XTO 29 MarkWest 29 Haynesville shale 28 Schlumberger Limited 28 TAG Oil 28 Statoil 28 VAALCO 28 Wintershall 28 leasehold 28 Bois d' Arc 28 farmout 28 BreitBurn 28 SCS 28 NFX 28 NYSE APC 27 GlobalSantaFe 27 Genoil 27 Tullow 27 AGC 27 Highpine 27 SIF 27 EXCO Resources Inc. 27 Allis Chalmers Energy 27 McMoRan 27 BRG 27 EOG Resources 27 Anadarko 27 Pioneer Natural Resources 27 Subsea 7 27 Pan Orient 27 Lundin Petroleum 26 Vangold 26 ANB 26 BNK 26 Enogex 26 EOG 26 Gastar 26 Barnett Shale 26 Encana 26 Oceaneering 26 Allis Chalmers 26 Energen 26 CVB 26 Serica 26 PetroBakken 26 EnQuest 26 StatoilHydro 26 Keyera 26 FMC Technologies 26 NYSE MRO 26 Trico Marine Services 26 JED 26 Arkoma Basin 26 USR 26 BTE 26 PVA 26 ASSE 26 National Oilwell Varco 26 Energy XXI 26 Kosmos Energy 25 SandRidge 25 Grant Prideco 25 Cheniere 25 Radian 25 Willbros 25 Comstock Resources 25 Ensco