Related by context. Frequent words. (Click for all words.) 68 Orinoco River 55 Carabobo 47 PDVSA 46 Ecopetrol 46 Petrobras 46 oilfields 44 Petroecuador 43 Santos Basin 42 Perenco 42 Cerro Negro 42 Repsol 42 oil sands 41 Kashagan 40 Petroleos de Venezuela 40 West Qurna 40 Italy Eni 40 operatorship 39 YPFB 39 Petroleo Brasileiro SA 38 Las Cristinas 38 Bolivia 38 Pdvsa 38 Zulia 38 Bohai Bay 38 Venezuela 38 Sonangol 38 BNDES 37 Sinopec 37 Malaysia Petronas 37 Arauca 37 Sakhalin 37 Kovykta 37 CNPC 36 Maracaibo 36 nationalizations 36 Sonatrach 36 PEMEX 36 Sechin 36 deepwater exploration 36 Pemex 36 Cnooc 35 South Pars 35 shale deposits 35 ONGC Videsh 35 Rosneft 35 Chávez 35 oil 35 OVL 35 Tarija 35 Repsol YPF SA 35 President Hugo Chávez 35 oilsands 35 LUKoil 35 Repsol YPF 34 Rafael Ramirez 34 hydrocarbons 34 Sao Tome 34 Lukoil 34 ConocoPhillips 34 Wintershall 34 hydrocarbon reserves 34 Venezuelan 34 Galp 34 deepwater 34 coal seam gas 34 shale gas 34 CANTV 33 KG basin 33 IOCs 33 ChevronTexaco 33 TPAO 33 Aramco 33 b d 33 President Hugo Chavez 33 bpd 33 Bolivian 33 Ecuador 33 Chevron 33 Niger delta 33 Odebrecht 32 Hugo Chavez 32 coalbed methane 32 Cantarell 32 Hugo Chávez 32 Sibneft 32 Krishna Godavari basin 32 Shtokman 32 Bolivarian 32 CNOOC Ltd. 31 OAO Gazprom 31 Rumaila 31 Eni SpA 31 Eni 31 gas condensate 31 Gazprom 31 Exxon Mobil 31 CNOOC 31 PSUV 31 Petrom 31 Chavez 31 Petroleos Mexicanos