Related by context. Frequent words. (Click for all words.) 63 BreitBurn 58 Legacy Reserves 57 EnerJex 57 Fairborne 57 Atlas Pipeline 56 Exterran Partners 56 Energen Resources 56 ProspEx 56 AltaGas 55 TEPPCO 55 Pengrowth 55 EVEP 55 Sunoco Logistics 55 Charter REIT 55 DCP Midstream Partners LP 55 PrimeWest 55 Gastar 55 Atlas Pipeline Partners 54 Canetic 54 PanOcean 54 WesternOne Equity 54 Quicksilver Gas Services 54 NuVista 53 MMLP 53 TC PipeLines LP 53 TexCom 53 Petrohawk 53 CNX Gas 53 Peyto 53 Highpine 53 Peyto Energy 53 Hiland Partners LP 53 Enerplus 53 MarkWest 53 Keyera 53 Williams NYSE WMB 53 Transfer Equity 52 Twin Butte 52 Spectra Energy Partners 52 Sentry Select Capital 52 Bois d' Arc 52 Targa Resources Partners 51 Crosstex Energy 51 Petroflow 51 Appalachian Basin 51 Valero LP 51 Boardwalk REIT 51 Conversus 51 Sentry Select 51 Enterra 51 Crimson Exploration 51 ONEOK Partners 51 GMXR 51 Mavrix 51 TXCO 51 Martin Midstream Partners 51 Magnum Hunter 51 Arcan 50 Quest Resource 50 Culane 50 Exterran Holdings 50 CastlePoint 50 McMoRan 50 distributable cash flow 50 Enogex 50 Dejour 50 NuStar GP Holdings 50 Cimarex 50 Teekay Offshore 50 PetroQuest 50 Copano Energy 50 TEPPCO Partners LP 50 Zargon 50 GeoResources 49 OGE Energy 49 Vanguard Natural Resources 49 unitholder 49 Petrodelta 49 NGAS 49 Whiting Petroleum Corporation 49 Buckeye GP 49 Atlas Pipeline Holdings 49 Enterra Energy 49 El Paso Pipeline 49 EnQuest 49 Inter Pipeline 49 Petro Vista 49 Limited Partnership 48 Midstream 48 Oilsands Quest 48 Brookfield Infrastructure 48 Inergy 48 Boardwalk Pipeline Partners LP 48 Dundee REIT 48 CharterMac 48 TAG Oil 48 ONEOK Partners LP 48 unitholders 48 MarkWest Energy Partners LP 48 Baytex 48 Arkoma Basin