Related by context. Frequent words. (Click for all words.) 58 PanOcean 57 Transeuro 57 ProspEx 56 Niko Resources 56 Petrolifera 55 Gastar 55 Oilex 55 WesternZagros 55 Questerre 54 Cairn India 54 PetroQuest 54 VAALCO 54 Pan Orient 53 Canacol 53 Production Sharing Contract 53 Culane 53 Stratic 53 Vangold 53 Production Sharing Agreement 53 operatorship 53 farmout 53 PetroBakken 53 Cairn 53 Addax Petroleum 53 Lundin Petroleum 52 McMoRan 52 CanArgo 52 Cequence 52 Petro Andina 51 Merrex 51 ONGC 51 Petrobank 51 Oilsands Quest 51 Gastem 50 BPZ Energy 50 PTTEP 50 Gulfsands 50 ERHC 50 Tullow 50 Crimson Exploration 50 Gowest 50 Pelangio 50 Newfield Exploration Company 49 Talisman 49 GEOCAN 49 TAG Oil 49 Petrominerales 49 Anadarko 49 Beaufield 49 Synenco 49 ONGC Videsh 48 Canadian Royalties 48 TVI Pacific 48 OML 48 Highpine 48 Primeline 48 First Calgary Petroleums 48 Serica 48 NuVista 48 GeoResources Inc. 48 Pacific Rubiales 48 PetroKazakhstan 48 OVL 48 Afren 48 Mining Lease 48 Gran Tierra Energy 48 Coal Bed Methane 48 Selwyn Resources 48 EnerJex 48 Freewest 48 Drillsearch 48 BPO Properties 48 BNK 48 prospectivity 47 Pacific Rubiales Energy 47 Kaybob 47 Roc Oil 47 Norsemont 47 Burren Energy 47 ONGC Videsh Ltd 47 Montney 47 Hyperdynamics 47 Magnum Hunter 47 Breakwater Resources Ltd. 47 Petrohawk 47 Gran Tierra 47 Harvest Natural Resources 47 Oil Sands 47 Nexen 47 InterRent 47 Lundin Mining 47 TXCO 47 Oilexco 47 Cairn Energy 47 Thundermin 46 CNOOC Limited 46 Enerplus 46 Cairn Energy Plc 46 Newfield Exploration 46 Romios 46 Noreco