Geology 4,795 Grammar 3,935 Geology, Stratigraphic 2,149 German literature 1,512 German language 1,190 German drama 1,112 Geography 976 Gazettes 760 Geology, Structural 724 Government policy 529 Geochemistry 518 German poetry 518 Genetics 499 German periodicals 483 Growth 473 Greek language 426 Germans 401 Government business enterprises 396 Geomorphology 376 Groundwater 368 Gardening 365 Geophysics 355 Grammar, Comparative and general 348 Gujarati literature 302 Government publications 279 God 275 Grammar, Comparative 270 Gynecology 242 Geomagnetism 235 Grain 233 German 231 German Americans 231 Government relations 222 Granite 209 Gardens 189 Grain trade 187 Gratitude 182 Generals 179 Grasses 176 Government 174 Gases 173 Geometry 162 Growth (Plants) 157 Gas dynamics 149 Gays 149 Government ownership 145 Group theory 145 Guardian and ward 143 Geodynamics 137 Geophysical methods 137 Gujarati poetry 137 Genealogy 132 Geochemical prospecting 132 Gravity 132 Geographical distribution 127 Geodesy 125 Glaciers 125 Games 123 Gold 123 Greek literature 123 Grammar, Historical 120 Genital Diseases, Female 118 Glacial epoch 113 Gregg 108 Gay liberation movement 107 Gift books 107 Guilds 104 Girls 103 Governors 103 German fiction 102 Gold mines and mining 102 Gujarati language 95 Germanic languages 93 Gifts 93 Geometry, Differential 91 Gregorian chants 90 Geschichte 89 Government liability 89 Geography, Ancient 87 Gods, Hindu 87 Gay rights 86 German newspapers 86 Genetic aspects 85 Gold ores 85 Glass 82 Gas industry 81 Germination 81 Geometry, Analytic 80 Goats 80 Greeks 76 Glass manufacture 74 Gedichten 73 Government publicity 73 Game laws 71 Gas manufacture and works 71 Geologists 71 Greek poetry 71 Grieks 71 Galaxies 70 Game theory 69