Related by context. Frequent words. (Click for all words.) 64 Petrobras 63 Sonatrach 60 Galp 60 Ecopetrol 58 CNPC 58 Malaysia Petronas 58 Repsol 57 Petrovietnam 57 Petronas 57 ONGC Videsh 56 KazMunaiGas 56 PDVSA 56 Petroleo Brasileiro SA 55 Sinopec 55 PetroSA 54 Cepsa 54 Spain Repsol YPF 54 TPAO 54 PetroVietnam 53 Qatar Petroleum 53 PdVSA 52 OVL 52 Sao Tome 52 Angolan 52 subsalt 52 Perenco 52 Santos Basin 52 Pertamina 52 Eni 52 Campos Basin 51 Gazprom Neft 51 NIOC 51 Repsol YPF SA 51 Petroecuador 51 Pdvsa 51 CNOOC 50 Aramco 50 Angola 50 YPF 50 Statoil 49 Lukoil 49 KazMunaiGaz 49 Carabobo 49 Petroleos de Venezuela 49 Afren 49 operatorship 49 São Tomé 49 Norway Statoil 49 ONGC 49 Tamoil 49 LUKoil 49 Wintershall 49 Tupi field 48 LUKOIL 48 Addax 48 Repsol YPF 48 West Qurna 48 SOCAR 48 Cabinda 48 Production Sharing Contract 48 Addax Petroleum 48 ERHC 48 Saudi Aramco 48 Italy ENI 48 Petroleo Brasileiro 47 Italy Eni 47 Lundin Petroleum 47 Statoil ASA 47 IOCs 47 South Pars 47 StatoilHydro 47 Cnooc 47 Odebrecht 47 Kosmos Energy 47 Oando 47 Offshore Oil 46 GNPC 46 Petronet 46 NNPC 46 Luanda 46 Adnoc 46 CNOOC Ltd. 46 KOGAS 46 PKN Orlen 46 PGNiG 45 Shahristani 45 PNOC 45 Total SA TOT 45 YPFB 45 Angop 45 BNDES 45 KNOC 45 deepwater 45 Junin 45 Kosmos 45 Pemex 45 Temasek Holdings Pte 45 Petrobangla 45 PEMEX 45 Rosneft 45 Bohai Bay