Related by context. Frequent words. (Click for all words.) 42 Marathon Oil 40 Cos. 39 ConocoPhillips COP 38 Chevron CVX 37 Oneok 37 ConocoPhillips 37 Italy Eni 37 ChevronTexaco Corp. 36 Anadarko 36 XTO Energy 35 Royal Dutch Shell 35 Occidental 35 Repsol 35 Exxon Mobil Corp 34 YPF 34 ChevronTexaco 34 Suncor Energy 34 Anadarko Petroleum Corp. 34 Venoco 33 Chevron NYSE CVX 33 Repsol YPF 33 Occidental Petroleum Corp. 33 Calpine 32 Nexen 32 BP PLC BP 32 Talisman Energy 32 Exxon Mobil XOM 32 Chevron Corp. 32 Western Refining 32 Anadarko Petroleum 32 Schlumberger 32 Repsol YPF SA 31 Occidental Petroleum 31 Exxon Mobil 31 Galp 31 EnCana Corp. 31 LUKoil 31 Exxon Mobil Corp. 31 Oil Sands 31 BG Group 31 Woodside 31 Talisman Energy Inc. 31 Chevron Texaco 31 Amerada Hess 30 StatoilHydro 30 Lukoil 30 Equity Residential 30 Tesoro 30 CVX 30 DR Horton 30 Oilfield 30 Femsa 30 PDVSA 30 Afren 30 Statoil 30 Eni 30 Malaysia Petronas 30 Cimarex 29 Conoco 29 LUKOIL 29 Toll Brothers Inc. 29 XTO 29 Archstone Smith 29 Sempra 29 Ecopetrol 29 Petrohawk 29 Cairn Energy 29 Sinopec 29 Husky Energy 29 ExxonMobil 29 EnCana 29 Pemex 28 ExxonMobil NYSE XOM 28 Tullow 28 Suncor 28 Chevron 28 Conoco Phillips 27 Petroleum 27 Regency Centers 27 Lundin Petroleum 27 Cairn 27 Valero 27 TXCO 27 oilfield 27 Transwestern 27 Brandywine Realty Trust 27 Kimco 27 Kerr McGee 27 Lyondell 27 & McLennan Cos. 27 Petro Canada 27 Trammell Crow 27 PdVSA 27 BP Plc BP.L 26 DNO 26 Encana 26 Talisman 26 Cnooc 26 Petrobras 26 Toreador 26 Methanex