Related by context. Frequent words. (Click for all words.) 61 operatorship 60 undeveloped acreage 59 net smelter royalty 58 reversionary 58 Gastar 57 leasehold 57 leasehold interests 56 farmout 56 NSR royalty 55 GeoPetro 54 Anadarko Basin 54 Exploration License 54 MegaWest 54 Arkoma Basin 53 PetroHunter 53 pro rata portion 53 McMoRan 53 Newfield Exploration Company 53 Petro Vista 53 Austin Chalk 53 % Net Smelter 53 BreitBurn 52 undivided 52 Transeuro 52 BOE d 52 Petrohawk 52 Canacol 52 EnCore 52 Magnum Hunter 52 Optionor 51 leaseholds 51 Haynesville shale 51 Woodford Shale 51 Coal Bed Methane 51 Cequence 51 MMBoe 51 Stratic 51 CanArgo 50 EnQuest 50 Mooncor 50 Newfield Exploration 50 Petrodelta 50 acre spacing 50 unpatented claims 50 Denbury 50 Bakken Formation 50 Subco 50 Cherokee Basin 50 3P reserves 50 bcfe 49 Petroflow 49 Piceance Basin 49 TXCO 49 PetroQuest 49 Piceance 49 Wolfberry 49 Promissory Note 49 Gastem 49 GMXR 49 Questerre 49 Orebodies 49 MMcfe d 49 acreage 49 Kaybob 49 Williston Basin 49 Albany Shale 49 BPZ 48 recompletion 48 First Tranche 48 convertible debenture 48 Pioneer Natural Resources 48 Bbls 48 Production Sharing Contract 48 Deep Basin 48 Production Sharing Agreement 48 Barnett shale 48 Haynesville Shale 48 EnerJex 48 Atlas Pipeline Partners 48 Amalco 48 ProspEx 48 MMcf d 48 MBOE 48 Granite Wash 47 Bakken formation 47 Energen Resources 47 Legacy Reserves 47 bbls 47 Crimson Exploration 47 Montney 47 Denbury Resources 47 PXP 47 horizontal wells 47 FT Units 47 Mmcf d 47 Mmcfe d 47 MMBOE 47 Llanos Basin 47 MMBO 47 Option Agreement 47 warrants exercisable