Related by context. Frequent words. (Click for all words.) 77 Petroleos de Venezuela 70 Petrobras 69 Pemex 69 Petroecuador 66 Ecopetrol 63 Venezuela 63 Venezuelan 62 Repsol 60 Petroleos Mexicanos 59 Sonatrach 58 Petroleo Brasileiro SA 57 Gazprom 56 Sonangol 56 Yukos 56 YUKOS 56 LUKoil 56 Repsol YPF 56 Rosneft 55 Rafael Ramirez 54 Zulia 54 Chávez 54 SOCAR 54 Sibneft 53 TNK BP 53 Saudi Aramco 53 Codelco 53 Aramco 52 PetroSA 52 President Hugo Chávez 52 LUKOIL 52 Galp 52 Exxon Mobil 51 Lukoil 50 BNDES 50 Gazprom Neft 50 Chavez 50 Transneft 50 Statoil 50 StatoilHydro 50 Venezuelans 49 Caracas 49 Sinopec 48 Qatar Petroleum 48 Bolivarian 48 Citgo 48 Ramírez 48 Maracaibo 48 CNPC 47 Bolivian 47 Naftogaz 47 Braskem 47 giant Gazprom 47 oil 47 President Hugo Chavez 47 NNPC 47 Sechin 47 Orinoco 47 Pertamina 47 Yuganskneftegaz 47 gas monopoly Gazprom 47 ConocoPhillips 46 Bolivians 46 Exxon 46 Bolivia 46 Hugo Chávez 46 Gas Natural 46 Kashagan 46 PetroVietnam 46 Ecuador 46 South Pars 45 CNOOC 45 Royal Dutch Shell 45 Valero 45 CITGO 45 Eni 45 VEB 45 Varig 45 Ecuadorian 44 bolivars 44 AvtoVAZ 44 Sakhalin 44 Hugo Chavez 44 ChevronTexaco 44 Ecuadorean 44 oilfields 44 Cnooc 44 RCTV 44 Transnet 44 Argentine 44 Endesa 43 Sidor 43 Equatorial Guinea 43 Exxon Mobil Corp. 43 ExxonMobil 43 Crystallex 43 Chevron 43 Televisa 43 Andina 43 El Universal 43 Sao Tome 43 President Rafael Correa