Variation English language 9 Probability 7 Human genetics 6 Frequency Distribution 5 Evolution 4 Sociolinguistics 4 Dispersion 3 Disperson 3 Dissertations, Academic (Ph.D) 3 Human evolution 3 Human molecular genetics 3 Language and languages 3 Social aspects 3 Adaptation, Biological 2 Anthropology, Physical 2 Botany 2 Clones (Plants) 2 Dialects 2 Evolution, Molecular 2 Flowers 2 Genetic Variation 2 Genetics 2 Genome, Human 2 Globalization 2 Hevea 2 Plants 2 Political aspects 2 Statistical Method 2 Statistical Methods 2