Related by context. Frequent words. (Click for all words.) 56 PetroEcuador 55 Perenco 54 Ecopetrol SA 54 Petroleos de Venezuela PDVSA 54 PdVSA 53 Pluspetrol 51 PDVSA 51 Algeria Sonatrach 51 AIOC 51 Panna Mukta 51 Ecopetrol 50 YPFB 50 Venezuela PDVSA 50 Kovykta gas 49 Seniat 49 Petrobras 49 Repsol YPF 49 Zarubezhneft 49 Karachaganak 49 Yuganskneftegas 49 Pdvsa 49 Petróleos de Venezuela 48 Sonatrach 48 Yadavaran 48 Petrodelta 48 Petroecuador 48 Agbami 48 Petropars 47 Petrobas 47 Cepu 47 Slavneft 47 Lukoil 47 Samaraneftegaz 47 Italy Eni SpA 47 Amguri 47 Orinoco belt 47 SA PDVSA 47 Norway StatoilHydro 46 LUKOIL 46 Cepsa 46 PetroFalcon 46 Eni 46 ENI SpA 46 Gazprom Neft 46 Eni SpA E 46 Galoc 46 Galp 46 NOVATEK 46 Italy Eni 46 LUKoil 46 Spain Repsol YPF 46 Tupras 46 PEMEX 45 Exxon Mobil XOM.N 45 ONGC Videsh Ltd. 45 Bridas 45 Uzbekneftegaz 45 Production Sharing Agreement 45 Kovykta 45 Spain Repsol 45 Albacora 45 Galp Energia 45 Eni SpA 45 Alange Energy 45 Occidental Petroleum Corp 45 KazMunaiGas 45 ConocoPhillips COP.N 45 Repsol 45 Total TOTF.PA 45 Repsol YPF SA 45 Statoil 45 Canacol 45 Republic SOCAR 45 NIOC 45 CNPC 44 Russia OAO Gazprom 44 StatoilHydro ASA 44 Camisea 44 PanOcean 44 NYSE OXY 44 Japex 44 Chevron CVX.N 44 Tomskneft 44 Alaska Prudhoe Bay 44 Quifa 44 Petroleos de 44 OAO Lukoil 44 Petroleos de Venezuela 44 South Pars 44 Italy ENI 44 Kashagan 44 Norway Statoil ASA 44 KG basin 44 KazMunayGas 44 Brufau 44 Orinoco Belt 44 Colombian pesos 44 bln cubic meters 44 giant OAO Gazprom 43 Petrom 43 Dutch Shell