ability grouping; grouping by ability; segregation by ability

to combine ability with character; equal stress on integrity and ability

areca quid chewing

betel chewing

betel nut chewing

betel quid chewing

betel-nut chewing

Betel-nut-chewing

betel-quid chewing

bubble chewing gum

chewing

chewing areca nut

chewing cane

chewing efficiency

chewing fescue

chewing food

chewing gum

chewing gum base

chewing gum chips