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/;that that;what which;that whethe;that
particular concerned cautious certain
sure; very right; rather exact; fairly certain; quite
certain; the certain; a sure; a sure; the
certain worried suspicious doubtful
/:that that;what which;that whethe’that
particular concerned cautious certain
sure; very certain; quite exact; fairly right; rather
sure, very right, rather exact, fairly certain, quite
certain sure secure convenient
certain worried suspicious doubtful
conclude suspect reject quarrel
particular concerned cautious certain
certain sure safe careful
particular concerned cautious certain