Related by context. Frequent words. (Click for all words.) 57 Total SA TOT 55 Cepsa 54 Ecopetrol 54 Tullow 53 Eni 53 Gran Tierra 52 Petrolifera 52 GDF SUEZ 52 Galp 52 Galp Energia 52 Lundin Petroleum 52 StatoilHydro 51 VAALCO 51 Perenco 51 Italy Eni 51 Repsol 50 Toreador 50 Petra Diamonds 50 Statoil 50 Stratic 49 Nexen 49 Repsol YPF SA 49 Afren 49 Wintershall 49 Pacific Rubiales 48 Petroceltic 48 Petrodelta 48 Repsol YPF 47 operatorship 47 Tullow Oil 47 GDF Suez 47 Italy ENI 47 CNP Assurances 47 Dana Petroleum 47 Addax Petroleum 47 Spain Repsol 46 Gecina 46 Gaz de France 46 StatoilHydro ASA 46 BG Group 46 NYSE TOT 46 CNOOC Limited 46 Addax 46 OMV 46 Iberdrola Renovables 45 TXCO 45 Ecopetrol SA 45 Austria OMV 45 Petrominerales 45 Talisman 45 BPZ Energy 45 Petro Vista 45 Canacol 45 Oilex 45 ProspEx 45 Sonatrach 44 Corvina 44 boe 44 boepd 44 Spain Repsol YPF 44 commerciality 44 Gulfsands 44 TotalFinaElf 44 Galoc 44 Verbund 44 Petrobras 44 Gran Tierra Energy 44 Gazprom Neft 43 BPZ 43 MagIndustries 43 Lukoil 43 SUEZ 43 Italy Eni SpA 43 Norwegian Continental Shelf 43 LUKOIL 43 Vangold 43 Noreco 43 Petroplus 43 Bankers Petroleum 43 Malaysia Petronas 43 Norway Statoil 43 mboe 43 Harvest Natural Resources 43 MMLP 43 GdF 43 boed 43 Gastem 43 Burren Energy 43 Royal Dutch Shell 43 PetroQuest 42 Costayaco 42 farmout 42 ENDESA 42 Gabon 42 Maersk Oil 42 Gasco 42 Sonangol 42 Energy XXI 42 CNPC 42 Fairborne 42 Eramet