Related by context. Frequent words. (Click for all words.) 47 EnergySouth 47 Sasol Synfuels 44 Petrogas 44 Namcor 43 Vietsovpetro 42 ENI SpA 42 Albpetrol 42 multinational conglomerate 41 Centurion 41 Calvalley 41 Grifco 41 Americas Petrogas 41 Bridas 40 Sudapet 40 Vaalco 40 KazMunayGaz 40 Hocol 40 Imvume Management 40 TXCO Resources 40 publicly traded 40 REDCO 39 Petrom 39 SemCrude 39 Enarsa 39 TUPRAS 39 MAPCO 39 Societe generale de financement 39 publically traded 38 Amerada Hess 38 Elnusa 38 Millhouse Capital 38 Elf Petroleum 38 company 38 Crosco 38 Petroleum Refinery 38 Aerosud 38 Corporation 38 Oando 38 Petrolinvest 38 BOTAŞ 38 Petroleum 37 KenolKobil 37 Socar 37 Romgaz 37 CFO resigns 37 HydroOGK 37 corporation 37 YukosSibneft 37 Gas Storage 37 SemMaterials 37 EXCO Resources 37 Transgaz 37 CNOOC #.HK 37 Hellenic Petroleum 37 Austria OMV 37 subsidiary 36 ONGC Mittal Energy 36 MENATEP 36 WENR 36 Nalcor Energy 36 Oil 36 RussNeft 36 Devco 36 Yacimientos Petroliferos Fiscales Bolivianos 36 Ukrtransnafta 36 ONGC Mittal 36 Emfesz 36 OAO Lukoil 36 Appco 36 BOTAS 36 Medco Energi 35 KazMunayGas 35 Rompetrol 35 Frontera Resources 35 Aera Energy 35 Meta Petroleum 35 PEMEX 35 Kenol 35 Laugfs 35 operator Transneft 35 diversified conglomerate 35 TIDCO 35 Ukrnafta 35 FECI 35 NIGEC 34 KNOC 34 natural gas 34 Kulczyk Oil Ventures 34 POGC 34 Texon 34 Rostekhnologii 34 Brazil Petrobras 34 Corbus 34 Oiltanking 34 Sonangol 34 Trust TSX COS.UN 34 TSKJ 34 BPZ Energy 34 looting Tyco 34 Gulfsands Petroleum 34 Petrogen