Related by context. Frequent words. (Click for all words.) 39 Occidental 37 Chazen 36 Tillerson 36 Polvo 36 Klesse 35 Duvernay 34 Kaneb 34 Anadarko 33 Tosco 33 Chiriboga 32 TXCO 32 Peregrino 32 Petsec 32 ChevronTexaco 31 Maersk Oil 31 Conoco 31 Oso 31 Newfield 30 Conoco Phillips 30 SandRidge 30 Wellhead 30 Petrohawk 30 PXP 30 ConocoPhillips 30 Oneok 30 Ceiba 30 Hayward 30 Harvest Natural Resources 30 Varughese 30 Oxy 29 XTO 29 Lyondell 29 Talisman 29 Amerada Hess 29 CEO Jim Mulva 29 Venoco 29 Gulfsands 28 Chevron 28 Shell 28 Pequiven 28 Cimarex 28 Ray Irani 28 Bridas 28 Waha 28 SMILEY 28 PetroFalcon 28 Manzoni 28 Northrock 28 Anadarko Petroleum 28 Valero 28 XTO Energy 27 Ravva 27 Exxon Mobil 27 Petrodelta 27 deepwater exploration 27 Suncor 27 PetroQuest 27 Kerr McGee 27 Applause. Thank 27 OPERATOR Thank 27 RAK Petroleum 27 Basin 27 Woodside 27 Gran Tierra 26 Concho Resources 26 Piñon 26 Occidental Petroleum Corporation 26 Karoon 26 BPZ Energy 26 Brigham Exploration 26 Calvalley 26 Gasco 26 Brufau 26 EnCana 26 Rubiales 26 Albacora 26 Carrizo 26 National Oilwell 26 Encina 26 Encana 26 Keyera 26 Ecopetrol 26 Petron 26 Yara 25 Pengrowth 25 Exxon 25 Kirouac 25 Anadarko Petroleum Corp. 25 Joslyn 25 Pacific Rubiales 25 Pan Andean 25 ExxonMobil 25 Corvina 25 Afren 25 Repsol YPF SA 25 Petrobank 25 Cnooc 25 Buenaventura 25 Petro Andina 25 Occidental Petroleum 25 ConocoPhilips