Related by context. Frequent words. (Click for all words.) 44 Bois d' Arc 43 GMXR 42 Magnum Hunter 42 NuTech 42 Canacol 42 Energen Resources 41 UPDA 41 Nitro Petroleum 40 LINN Energy 40 Approach Resources 40 NuLoch 40 Petrosearch 39 Crimson Exploration 39 VHGI 39 Petro Reef 39 NuVista 39 Wolfberry 39 Brigham Exploration 39 Cequence 38 OGE Energy 38 NGAS 38 Petrohawk 38 Royale Energy 37 OMDA 36 National Oilwell 36 EVTN 35 Wescorp 35 Maverick Basin 35 NFX 35 EnerVest 34 MegaWest 34 Senergy 34 Empyrean 34 Gastar 34 Abraxas 34 Dejour 33 Whiting Petroleum 33 2P reserves 33 Newfield Exploration 33 EOG 33 BreitBurn 33 Northcore 32 Quicksilver 32 Elmworth 32 PetroQuest 32 Petroceltic 32 Cal Dive 32 XTO 32 BNK 32 Anadarko 32 Quicksilver Resources 31 ClearOrbit 30 Denbury 30 Breagh 30 Xtract 30 EnCore 30 Xcite 30 Accretive 29 Horseshoe Canyon 29 Quicksilver Gas Services 29 Energy XXI 29 Black Hawk Exploration 29 Earth Biofuels 29 Audax Group 29 Denbury Resources 28 Kerr McGee 28 Encore 28 Petrohawk Energy 28 Habanero 28 Cenovus Energy 27 Iteration 27 Lundin Petroleum 27 PXD 27 FOGL 27 Surfline 27 Ascent Resources 27 Merrex 27 Sentient 27 Faroe Petroleum 26 North Falkland Basin 26 Bowleven 26 Beaufield 26 ACOR 26 Shaikan 26 Serica 26 Cinch 26 JKX 25 ARSC 25 Novus 25 Gulfsands 25 Wildhorse 25 Diadem 25 Sidewinder 25 RockBridge 25 Covalent 24 Ramco 24 Velocity 24 Backwoods 24 HTG 24 RRE 23 MetalCORP