Related by context. Frequent words. (Click for all words.) 75 Petrobras 63 Petrobras PBR 62 Pluspetrol 62 Sonangol 62 Repsol 61 Petroleo Brasileiro 60 PEMEX 60 Ecopetrol 59 Petroleo Brasileiro SA 59 Spain Repsol 59 Spain Repsol YPF 58 Repsol YPF 58 Galp 58 deepwater 58 deepwater exploration 58 Santos Basin 57 Cepsa 57 Repsol YPF SA 57 Campos Basin 57 Tupi field 57 Petróleos de Venezuela 57 Galp Energia 56 subsalt 55 YPF 55 Cemig 55 Sonatrach 55 CNOOC 55 Perenco 55 Eletrobras 54 NYSE TOT 54 StatoilHydro 54 Pacific Rubiales 54 Statoil 54 Tullow Oil Plc 54 Norway Statoil 53 Maersk Oil 53 Petroleos de Venezuela PDVSA 53 NYSE PBR 53 Malaysia Petronas 53 Eni 53 Chicontepec 53 PDVSA 52 Peregrino 52 Afren 52 Orinoco belt 52 Ecopetrol SA 52 Techint 52 ONGC Videsh 52 Bridas 51 Camisea 51 PetroSA 51 offshore oilfield 51 EDP Energias de 51 Cnooc 51 miner Vale 51 Sinopec 51 Gladstone LNG 51 StatoilHydro ASA 50 PT Pertamina 50 Total SA TOT 50 Saudi Aramco 50 Pemex 50 ONGC 50 PdVSA 50 Pdvsa 50 Galoc 50 EnerGulf 50 Tupi 50 Chevron NYSE CVX 50 Rio Doce CVRD 50 Zarubezhneft 50 Agbami 50 Petronas 50 Chevron Corp CVX.N 50 Pacific Rubiales Energy 50 Wellstream 50 BG Group 50 CNOOC Ltd. 50 PTTEP 50 BPZ 50 Anadarko Petroleum Corp 49 CNOOC Ltd 49 CNPC 49 Odebrecht 49 Cosan 49 Kosmos 49 Exxon Mobil 49 Oilex 49 Faroe Petroleum 49 Chevron Corp 49 PNOC EC 49 Roc Oil 49 ENAP 49 BNDES 49 Canacol 48 Kosmos Energy 48 liquified natural gas 48 Braskem 48 Italy ENI 48 Lukoil 48 Orinoco Belt