Related by context. Frequent words. (Click for all words.) 65 ERHC 62 PanOcean 62 Oromin 61 Canacol 61 BPZ Energy 61 CanArgo 61 Vangold 61 Petrolifera 60 Gran Tierra 60 Petro Vista 60 Gowest 60 Gastar 60 Newstrike 60 AuEx 59 Manas Petroleum 59 Romios 59 Explorator 59 Zincore 59 FOGL 59 Pelangio 59 Majescor 59 Geologix 58 SearchGold 58 Soltoro 58 Continental Nickel 58 VAALCO 58 Norsemont 58 Oilex 58 Merrex 58 Beaufield 58 Silvermex 58 Rodinia 57 Golden Dory 57 Gran Tierra Energy 57 Selwyn Resources 57 Rio Novo 57 farmout 57 Afri Can 57 Brazauro 57 Canoro 57 Production Sharing Agreement 57 Nitro Petroleum 56 Canarc 56 GeoResources Inc. 56 prospectivity 56 JOGMEC 56 Lundin Petroleum 56 TXCO 56 Transeuro 56 JDZ 56 BPZ 56 Stratic 56 PetroQuest 56 Marifil 56 exploration 56 Geodex 56 spudding 56 Alderon 56 McMoRan 56 Questerre 56 Vior 56 Petrominerales 56 SouthernEra 56 Pershimco 56 Quifa 56 GlobeStar 55 VG Gold 55 Lucara 55 Candente 55 Dejour 55 Petro Reef 55 Millrock 55 Gastem 55 recompletion 55 Dia Bras Exploration 55 Petroceltic 55 Threegold 55 TAG Oil 55 Hana Mining 55 Mooncor 55 Tres Or 55 Aura Silver 55 Osisko Mining Corporation 55 Highpine 55 WesternZagros 55 ProspEx 55 Hyperdynamics 54 Tweneboa 54 Etame 54 Xtierra 54 Duran Ventures 54 Pitchstone 54 operatorship 54 GeoPetro 54 Kinetex 54 StrataGold 54 Aminex 54 CanAlaska 54 Typhoon Exploration 54 Exploration License 54 Petaquilla Minerals Ltd.