Related by context. Frequent words. (Click for all words.) 70 Hiland Partners LP 62 MarkWest Energy Partners 61 Exterran Partners 61 Legacy Reserves 59 Atlas Pipeline Partners 59 Buckeye GP 59 NuStar GP Holdings 58 Copano Energy 58 Teekay Offshore 58 Targa Resources Partners 58 Crosstex Energy 58 EnerVest 58 ONEOK Partners LP 58 Quicksilver Gas Services 57 MarkWest Energy Partners LP 57 Atlas Pipeline 57 MarkWest 56 Atlas Pipeline Partners LP 56 Transfer Equity 56 Atlas Pipeline Holdings 56 Vanguard Natural Resources 56 Quest Resource 55 Crosstex Energy LP 55 Magellan Midstream Partners LP 55 BreitBurn 55 TC PipeLines LP 55 ProspEx 54 DCP Midstream Partners LP 54 NGAS 54 Spectra Energy Partners 54 Boardwalk Pipeline Partners LP 54 Enogex 54 Quicksilver Resources 54 MMLP 54 Magnum Hunter 54 Enerflex 54 Inergy LP 54 Enerplus 54 TEPPCO 54 Toromont 53 GeoResources Inc. 53 ONEOK Partners 53 Canetic 53 Energy Partners LP 53 Valero LP 53 El Paso Pipeline 53 GMXR 53 GEOCAN 52 Copano 52 Whiting Petroleum Corporation 52 Petroflow 52 CVR Energy 52 Magellan Midstream Partners 52 Parallel Petroleum 52 Enterra Energy 51 AltaGas 51 EnerJex 51 Common Units 51 Transfer Partners LP 51 GeoResources 51 SGLP 51 Inergy 51 Petrohawk 51 Fairborne 50 NuStar Energy LP 50 Peyto Energy 50 Charter REIT 50 Sunoco Logistics Partners LP 50 Products Partners LP 50 Whiting Petroleum 50 unitholders 50 Crimson Exploration 50 CNX Gas 50 Sunoco Logistics 50 Brigham Exploration 50 PetroQuest 50 Comaplex 50 Martin Midstream Partners 50 Keyera 49 Baytex 49 Cano Petroleum 49 CastlePoint 49 Baytex Energy Trust 49 Comstock Resources 49 Icahn Enterprises 49 Questar Corp. 49 EVEP 49 Brigham Exploration Company 49 Concho Resources Inc. 49 SemGroup Energy 49 Cimarex 49 Unitholders 49 Bois d' Arc 48 Divestco 48 NYSE ETP 48 Teekay Corporation 48 distributable cash flow 48 EnQuest 48 Corautus 48 Highpine 48 NYSE EPD