Related by context. Frequent words. (Click for all words.) 62 Tullow 59 Tullow Oil 55 Tullow Oil plc 54 Tullow Oil Plc 49 Hardman Resources 49 Austral Pacific 49 Kosmos Energy 49 BowLeven 49 Roc Oil 48 CoAL 48 Bowleven 47 Afren 46 CAMEC 46 Perenco 46 WesternZagros 46 Oilexco 46 DNO 45 Oilex 45 PanOcean 45 Lundin Petroleum AB 45 Production Sharing Agreement 45 Canoro 45 Camec 45 Exploration 45 Lundin Petroleum 44 Vangold 44 Cairn 44 CAMAC 44 MagIndustries 44 Addax Petroleum 44 Det norske 44 Albidon 44 Eni 44 RAK Petroleum 43 Hyperdynamics 43 Pluspetrol 43 Shell 43 Maersk Oil 43 Equigold 43 Petroleum 43 Biwater 43 Production Sharing Contract 43 PPDA 43 FOGL 43 Petra Diamonds 43 EnerGulf 42 Petroceltic 42 Pan Orient 42 PTTEP 42 AOSC 42 Stratic 42 Anglogold 42 Paladin Resources 42 Exco Resources 42 Eni SpA E 42 Ebok 42 Oando 42 operatorship 42 Shell Petroleum 42 CNPC 42 Verenex Energy 42 Cnooc 42 Aminex 42 Petropars 42 Petroleum Exploration 42 Gulfsands 42 Mobil Producing Nigeria 42 Chevron 42 OML 41 Kalahari Minerals 41 Statoil 41 Noreco 41 Total SA TOT 41 GNPC 41 Endiama 41 Minerals 41 CNOOC 41 PTTEP Australasia 41 Synenco 41 Nexen 41 NCPB 41 JDZ 41 Malaysia Petronas 41 Faroe Petroleum 40 Addax 40 Verenex 40 Serica 40 ONGC Videsh Ltd. 40 Centrica plc 40 Cairn India 40 First Calgary Petroleums 40 co venturers 40 BPZ Energy 40 Petsec 40 VAALCO Energy 40 Mwana Africa 40 Afplats 40 ERHC 40 Mmamabula 40 Oando Plc 40 NNPC