Related by context. Frequent words. (Click for all words.) 58 Kosmos Energy 55 Kosmos 51 GNPC 49 Tullow 47 Tullow Oil Plc 47 Tullow Oil 46 OMEL 46 Agbami 46 Pluspetrol 45 Statoil 45 Perenco 45 Tweneboa 44 Petrobas 44 Production Sharing Agreement 44 JDZ 44 LUKOIL 44 Natuna 43 Tindalo 43 Afren 43 Sonangol 43 Spain Repsol YPF 43 ERHC 43 Yadavaran 42 Anglogold 42 Anadarko Petroleum Corp 42 CNOOC 42 Italy ENI 42 CoAL 42 RWE Dea 42 PanOcean 41 Trans Hex 41 Albidon 41 ZainZain 41 VAALCO 41 Anadarko 41 Shell 41 StatoilHydro 41 Gabon 41 Cepsa 41 Italy Eni 41 Austria OMV 41 Lundin Petroleum 41 co venturers 41 Maersk Oil 40 Chinguetti 40 Hardman Resources 40 Oando 40 Lukoil 40 Galoc 40 PetroSA 40 Addax 40 OML 40 Akpo 40 FOGL 40 LUKoil 40 Norway Statoil 40 NPDC 39 EnerGulf 39 Cnooc 39 Eni 39 Petrobras 39 Gazprom Neft 39 NNPC 39 Celtel 39 Sonatrach 39 CAMAC 39 Petro Andina 39 Ocean Rig 39 prospecting licenses 39 Maurel & 39 recoverable reserves 39 Vangold 39 Exco Resources 39 AK6 39 CAMEC 39 farmout 39 subsalt 38 Bridas 38 Rompetrol 38 Petra Diamonds 38 Etame 38 Browse Basin 38 SearchGold 38 Repsol 38 Endiama 38 Equatorial Guinea 38 Tangguh 38 Conoil 38 PetroQuest 38 deepwater exploration 38 Camec 38 Tema Oil 38 Randgold 38 Trafigura 38 Talisman 38 OVL 38 CNPC 38 Biwater 38 Ecopetrol 38 KNOC 38 ExxonMobil