Related by context. Frequent words. (Click for all words.) 49 Williston 43 Williston ND 42 oil 42 ConocoPhillips 42 Hoeven 40 Entz 40 diesel fuel 40 biodiesel 40 natural gas 40 propane 40 petroleum 40 Senator Byron Dorgan 39 North Dakota 39 Conoco Phillips 39 gas 38 John Hoeven 38 Encana 38 bio diesel 37 soy biodiesel 37 renewable fuels 37 Minot 37 Keystone Pipeline 37 ethanol 37 diesel 36 Casselton 36 MINOT 36 Bismarck Mandan 36 alternative fuels 36 Senator Kent Conrad 36 oilmen 36 Marathon Oil 36 TransCanada 36 Cenex 36 Hunhoff 36 biofuel 35 EERC 35 Sen. Byron Dorgan 35 MINOT ND 35 propane leak 35 Ethanol 35 biofuels 35 Gov. Dave Freudenthal 35 Mountrail County 35 storage tanks 35 Three Affiliated Tribes 35 Calmar 34 Wayne Stenehjem 34 Heitkamp 34 Nikkel 34 Velva 34 bio fuels 34 Hovland 34 Otter Tail Power 34 Bismarck 34 Hazen 34 gasoline 34 gasoline additive 33 Encana Corp. 33 Minot ND 33 compressed natural 33 Spiritwood 33 corn ethanol 33 Brian Schweitzer 33 Elk Point 33 Kinder Morgan 33 cleaner burning 33 BISMARCK 33 Skogen 33 Killdeer 33 Ferrellgas 33 Biodiesel 33 pipeline rupture 33 Hettinger 33 wells 33 drillers 33 DN.D. 33 Eyota 33 North Dakotans 33 wood pellet 33 biobutanol 32 crude oil 32 Bismarck Tribune 32 Nisku 32 Mandan 32 Albert Lea Minn. 32 Bill Northey 32 Dickinson 32 Dorgan 32 Kibbie 32 tanker trucks 32 Rimbey 32 refined fuels 32 refineries 32 Alerus Center 32 Mathern 32 compressor 32 Rep. Collin Peterson 32 landowners 32 tanker 32 Mayor Dennis Walaker 32 Fergus Falls Minn.