with dum, dōnec, quoad, quamdiū, [1991-2009];
with modo, [2003];
with quandō, [2010];
in conditional periods, [2023-2115];
with etsī, tametsī, tamenetsī, etiamsī, sī, [2116];
with quasī, quam sī, tamquam sī, &c., [2117-2122];
use of reflexive in subordinate clauses containing, [2341], [2342].
history of, [1693-1695], [1705], [1706], [1740], [1957].