Related by context. Frequent words. (Click for all words.) 50 Delek 50 Carrizo Oil & 49 Western Refining 48 Transfer Partners LP 47 Tesoro Corp. 47 Products Partners LP 46 Valero Energy 45 Crosstex Energy 44 Venoco 44 Premcor 44 ONEOK 44 Quanta Services 44 Dynegy 43 Howard Weil 43 Kinder Morgan 43 Ultra Petroleum 43 Rackspace Hosting 43 Quicksilver Resources 43 Lyondell 43 Lufkin Industries 42 EOG Resources 42 Oneok 42 Magnum Hunter 42 Geokinetics 41 Energy Partners LP 41 Hercules Offshore 41 WMB 41 Reliant Energy 41 CenterPoint Energy 40 refineries 40 XTO Energy Inc. 40 Kinder Morgan Energy 39 Valero 39 Atmos Energy 39 SandRidge 39 Crosstex 39 NextEra Energy 39 MDU Resources Group 39 HCC Insurance 39 refinery 39 XTO 39 Cimarex 39 ONEOK Partners 39 SemGroup LP 39 NRG Energy 39 NuStar Energy LP 39 Chesapeake Energy 39 ConocoPhillips 39 Luminant 39 AltaGas 38 Pipeline LP 38 Tesoro 38 Petrohawk 38 TXU 38 Chevron NYSE CVX 37 XTO Energy 37 Denbury 37 Buckeye Partners LP 37 Energy XXI 37 Midstream 37 Men Wearhouse 37 Anadarko Petroleum Corp. 37 ERCOT 37 Willbros Group 37 Avista Corp. 37 El Paso Pipeline 37 Citgo Petroleum Corp. 37 Exxon Mobil Corp. 37 refiners 37 Pacific Ethanol 37 Electric Reliability Council 37 Occidental Petroleum Corp. 37 Helix Energy 37 Channelview 37 Lodgian 37 EOG Resources Inc. 36 Marathon Oil 36 ConocoPhillips COP 36 TXU Corp. 36 Temple Inland 36 Big Lots 36 Calpine 36 Refineries 36 Exxon Mobil 36 Entergy 36 Crown Castle 36 Horizon Wind 36 Sunoco 36 Pioneer Natural Resources 36 Piedmont Natural Gas 36 Shoe Carnival 36 CNX Gas 36 Anadarko 36 Assured Guaranty Ltd. 36 Chevron Corp. 35 Reliance Petroleum 35 Energen 35 Celanese 35 Chevron CVX 35 AGL Resources 35 EnCana