a menos que
unless S
antes (de) que
before S
con tal (de) que
provided that, as long as S
en caso de que
in the event that S
para que
so that, in order S
sin que
without, unless S
a pesar de que
despite
aunque
although; even if
cuando
when
después (de) que
after
en cuanto
as soon as
hasta que
until
luego (de) que
after
mientras
while, as long as
siempre que
as long as
tan pronto como
as soon as