Related by context. Frequent words. (Click for all words.) 42 Oilsands Quest 42 Rosetta Resources 42 ENGlobal 42 Denbury 41 Magnum Hunter 41 Dejour 40 CNX Gas 40 Questar 40 Petrohawk 39 eCollege 39 Cimarex 39 Ultra Petroleum 38 EXCO Resources Inc. 38 RES 38 ONEOK Partners 38 Spectra Energy 37 REX 36 Oneok 36 MarkWest 36 SandRidge 36 EOG 36 ConocoPhillips 36 MarkWest Energy Partners LP 36 Venoco 35 Crosstex Energy 35 TXCO 35 ExpressJet 35 SandRidge Energy Inc. 34 Marathon Oil 34 XTO 34 Calpine 34 ONEOK 34 Midcontinent 34 MDU Resources Group 34 EOG Resources Inc. 34 Harvest Natural Resources 34 ERF Wireless 33 Amerada Hess 33 Encana 33 REP 33 El Paso Pipeline 33 Range Resources 32 Avista Corp. 32 NW Natural 32 EnCana 32 Pinedale 32 Geothermal 31 Transfer Partners LP 31 Kerr McGee 31 Crosstex 30 natural gas 30 PNM Resources 30 NFG 30 Cloud Peak 30 Piedmont Natural Gas 30 MDU Resources 30 Laramie 30 Cabot Oil 30 Grey Wolf 30 Kinder Morgan 30 Vectren 29 Conoco 29 AltaGas 29 Chesapeake Energy 29 Schlumberger 29 Zions 29 Cal Dive 29 Ferrellgas 28 Avista 28 NiSource 28 EUB 28 Nicor Gas 28 AGL Resources 28 Powder River Basin 28 EWP 28 Energen 28 CNX 28 TransCanada 28 Otter Tail Power 28 Xcel Energy 27 Anadarko 27 Nicor 27 Powder River 27 CenterPoint Energy 27 bioenergy 27 SkyWest 27 FERC 27 Kinder Morgan Energy 27 ESCO 27 AEP 27 Anadarko Petroleum Corporation 27 EOG Resources 27 North Slope 26 EEI 26 Wyoming 26 NSTAR 26 Puget Energy 26 CenterPoint 26 REG 26 Terasen 26 ETS