Related by context. Frequent words. (Click for all words.) 82 PDVSA 64 Petroleos de Venezuela 61 Ecopetrol 61 Petroecuador 61 Petrobras 61 Pemex 59 Venezuela 59 Repsol 59 Sonatrach 57 LUKoil 57 Rafael Ramirez 55 Venezuelan 54 Exxon Mobil 54 TNK BP 54 Lukoil 54 Rosneft 53 Carabobo 53 Repsol YPF 53 Sonangol 52 ConocoPhillips 52 oil 52 Statoil 52 Sibneft 52 LUKOIL 52 Gazprom 51 CNPC 51 Saudi Aramco 50 Aramco 50 YUKOS 50 ChevronTexaco 50 Petroleos Mexicanos 50 Sinopec 50 Yukos 50 YPF 50 Petroleo Brasileiro SA 50 CANTV 50 IOCs 49 StatoilHydro 49 PetroSA 49 Gas Natural 49 Chávez 49 ExxonMobil 48 Gazprom Neft 48 oilfields 48 Eni 48 PGNiG 48 Sechin 48 SOCAR 48 Exxon Mobil Corp. 47 Exxon 47 CNOOC 47 Qatar Petroleum 47 gas monopoly Gazprom 47 Petrobangla 47 Ternium 47 Zulia 47 Pertamina 47 Kashagan 47 Sidor 46 Yuganskneftegaz 46 Valero 46 Petronas 46 Galp 46 Las Cristinas 46 President Hugo Chávez 46 Ramírez 46 Chevron 46 Exxon Mobil Corp 46 South Pars 46 OVL 46 Orinoco 46 OPEC 45 Royal Dutch Shell 45 Italy Eni 45 OAO Gazprom 45 Statoil ASA 45 TNK 45 Occidental Petroleum Corp. 45 refineries 45 NNPC 45 giant Gazprom 45 GNPC 45 BP PLC BP 45 Cosan 44 Cnooc 44 Chavez 44 Venezuelans 44 Cantarell 44 Transneft 44 Endesa 44 Conoco 44 crude oil 44 President Hugo Chavez 44 Codelco 44 Occidental Petroleum 44 PKN Orlen 44 Braskem 43 Crystallex 43 refiners 43 Nexen 43 Norsk Hydro