Related by context. Frequent words. (Click for all words.) 77 Petrobras 74 Petroleo Brasileiro 64 Petroleos Mexicanos 59 Petroleos de Venezuela 59 NYSE PBR 58 Repsol YPF SA 58 PDVSA 58 Spain Repsol YPF 57 Ecopetrol 57 Pemex 56 Sonangol 55 Eletrobras 55 Santos Basin 55 YPFB 54 Statoil ASA 54 Galp 54 Campos Basin 54 Brasil SA 53 subsalt 52 OAO Gazprom 52 Vale SA 52 Tupi field 52 OAO Rosneft 52 CNOOC Ltd. 52 reais 52 Bovespa 52 CNOOC Ltd 51 BNDES 51 Petroecuador 51 Repsol 50 Cnooc 50 KazMunaiGas 50 Codelco 50 Sonatrach 50 PdVSA 50 Itau 49 Itau Unibanco 49 PetroChina Co 49 Rosneft 49 CANTV 48 Sinopec 48 Telemar 48 PEMEX 48 Brazilian reals 48 PGNiG 47 Eni SpA 47 Bovespa index 47 BRL#.# [006] 47 Woodside Petroleum Ltd. 47 Rio Doce 47 Repsol YPF 47 PetroChina Co. 47 Natural Gas Corp 47 Usiminas 47 OGX 47 owned Codelco 46 gas monopoly Gazprom 46 BHP Billiton Ltd. 46 Pacific Rubiales 46 YPF 46 Minas Gerais 46 BP Plc 46 Pdvsa 46 Reliance Industries Ltd. 46 monopoly Gazprom 45 CNOOC 45 Harvest Natural Resources 45 CNPC 45 Cosan 45 Petrovietnam 45 Inpex Corp. 45 Woodside Petroleum Ltd 45 CARACAS Venezuela Venezuela 45 Norsk Hydro ASA 45 KazMunaiGaz 45 giant Gazprom 45 Chevron Corp 45 Portugal Telecom SGPS 45 Petrochina 44 Odebrecht 44 iron ore exporter 44 BP PLC BP 44 Embratel 44 LUKoil 44 Anadarko Petroleum Corp. 44 Ternium 44 & FBovespa 44 PTT Exploration 44 Penoles 44 refiner 44 PetroChina 43 PetroSA 43 ONGC Videsh 43 Norway Statoil 43 Braskem 43 export monopoly Gazprom 43 Diamond Offshore Drilling 43 StatoilHydro 43 ConocoPhillips 43 Mexico Bolsa 43 Brazil Bovespa