Related by context. Frequent words. (Click for all words.) 73 Pemex 65 Petrobras 63 PDVSA 62 Ecopetrol 62 Pdvsa 57 Petroleos Mexicanos 56 YPFB 55 PdVSA 54 Repsol YPF 54 Repsol 54 Petrom 53 Petroecuador 51 StatoilHydro 51 Sonatrach 51 Statoil 50 Perenco 49 Campos Basin 49 Petrolifera 49 Odebrecht 49 Venezuela 49 IOCs 48 YPF 48 Repsol YPF SA 48 Galp 48 Petroleo Brasileiro SA 48 FPSO 48 Penoles 48 CANTV 48 Braskem 47 Petroleo Brasileiro 47 Carabobo 46 Zulia 46 Enemalta 46 Cal Dive 46 Hercules Offshore 46 Saipem 46 Sakhalin II 46 Seadrill 46 NuStar 46 Maersk Oil 46 Venezuelan 46 Petroleos de Venezuela 46 GOM 45 ChevronTexaco 45 Gazprom Neft 45 Ecuadorian 45 Saudi Aramco 45 América 45 Sonangol 45 Chávez 45 PTTEP 45 BOEMRE 45 Banorte 45 Halliburton 45 BCV 45 BNDES 44 Calderón 44 deepwater 44 NIOC 44 Las Cristinas 44 Subsea 7 44 Bolivia 44 LUKOIL 44 oil 44 AMLO 44 Chevron 44 Corvina 44 ultra deepwater 44 SOCAR 44 Televisa 44 jackup 44 ENDESA 44 Eni 44 México 44 NYSE PBR 44 Cantarell 44 Lukoil 44 Codelco 44 Santos Basin 44 Deepwater 43 ExxonMobil 43 Andina 43 President Hugo Chávez 43 LUKoil 43 Telmex 43 Santa Elena 43 Bolivian 43 Petrominerales 43 El Universal 43 Cerro Negro 43 Subsea 43 semi submersible 43 drillship 43 Tenaris 43 Exxon Mobil 43 Aramco 43 PetroVietnam 43 Gas Natural 43 Harvest Natural Resources 43 Itau 43 Helix Energy