Related by context. Frequent words. (Click for all words.) 58 Ecometals 57 BrazAlta 56 Alange Energy 55 PetroFalcon 55 Canacol 54 Corriente Resources Inc. 54 Pluspetrol 53 Techint 53 Candente Gold 53 Americas Petrogas 52 Petroleo 52 Cygam 52 Ecopetrol 52 BPZ Energy 51 Enarsa 51 Duran Ventures 50 Enap 50 Pacific Rubiales 49 Gran Tierra 49 PetroEcuador 49 Pequiven 49 Bridas 49 Camargo Correa 49 Gran Tierra Energy 49 GeoPark 49 Geospatial Holdings 49 Apex Silver 49 Petrobas 48 Petrolifera 48 PanOcean 48 Candax 47 LLX 47 CAMAC Energy 47 VAALCO Energy 47 Pacific Rubiales Energy 47 ENAP 47 Energias 47 Crimson Exploration 47 Petrobras 47 Petro Andina 47 BPZ 47 Nova Biosource Fuels 47 Romarco Minerals Inc. 47 Brazil Petrobras 47 Ternium SA 47 Ecopetrol SA 47 Converge Global 46 MODEC 46 Petro Vista 46 Hawk Uranium 46 Consorcio 46 Particle Drilling Technologies 46 Penoles 46 Fidelis Energy 46 Ternium 46 Votorantim 46 Aurcana 46 Uranium Resources 45 VIC/P# 45 CPFL Energia 45 Compania 45 Brazauro 45 Klondike Silver Corp. 45 Albacora 45 Uranerz Energy 45 Xtreme Coil 45 Kelyniam Global Inc. 45 Harvest Natural Resources 45 TXCO 44 Brazil Petroleo Brasileiro 44 Bankers Petroleum 44 Lundin Petroleum AB 44 Venezuela PDVSA 44 Vantage Drilling Company 44 Petaquilla 44 Llanos Basin 44 Consultores 44 Endiama 44 Canico 44 General Moly 44 Spain Repsol YPF 44 Revett Minerals 44 Ivanhoe Energy 44 NGAS Resources 44 Frontera Resources 44 Lda 44 Credicorp 44 Claymont Steel 43 Tecnologia 43 Tindalo 43 PEMEX 43 Romgaz 43 Pdvsa 43 NovaGold Resources 43 Banco Macro 43 Newpark Resources 43 Cemig 43 MSEV 43 Manhattan Scientifics 43 Exxel 43 Globex Mining