Related by context. Frequent words. (Click for all words.) 68 VAALCO 65 ProspEx 65 EnerJex 62 Canacol 61 Gran Tierra 61 Vangold 61 Petrolifera 61 Lundin Petroleum 60 Gran Tierra Energy 60 Petro Andina 60 TransGlobe 60 Pengrowth 60 Pacific Rubiales 60 Highpine 60 TXCO 60 BPZ Energy 59 Petrodelta 59 Questerre 59 Ivanhoe Energy 59 Dejour 59 Stratic 59 GeoResources Inc. 59 farmout 59 TAG Oil 59 CNOOC Limited 59 Culane 58 McMoRan 58 Oilexco 58 Explor 58 Petrobank 58 Canoro 58 Arkoma Basin 58 Gastar 58 Llanos Basin 57 Fairborne 57 Etame 57 Crimson Exploration 57 Pan Orient 57 Petrominerales 57 RWE Dea 57 boepd 57 Royale Energy 57 Keyera 57 operatorship 56 Tullow 56 Maurel & 56 Bankers Petroleum 56 Baytex 56 Twin Butte 56 Petro Vista 56 Gastem 56 Oilsands Quest 56 Enterra Energy 56 BPZ 56 Geovic 55 Norwegian Continental Shelf 55 appraisal wells 55 SearchGold 55 PetroBakken 55 PetroQuest 55 Williston Basin 55 StatoilHydro 55 Hyperdynamics 55 EnQuest 55 ERHC 55 Zargon 55 Petroceltic 55 Canetic 55 Talisman 55 Statoil 54 Magnum Hunter 54 Harvest Natural Resources 54 Corvina 54 Nexen 54 Deep Basin 54 exploration 54 Kaybob 54 Zincore 54 Maersk Oil 54 recompletion 54 Petroflow 54 EnerVest 54 Enerplus 54 Petrohawk 54 Norsemont 54 Gulfsands 54 Montney 54 Oilex 54 Costayaco 54 Brigham Exploration 54 Addax Petroleum 54 Galoc 54 Peyto Energy 54 Arcan 54 Energen Resources 54 Haynesville shale 54 Connacher 54 Hardman Resources 54 Afren 54 Boe d 54 Osisko Mining Corporation