Here are those trigger phrases! There are more…
a menos que ...
unless ...
cuando ...
when ...
dudar que ...
to doubt that ...
es aconsejable que .
it’s advisable that ...
es dudoso que ...
it is doubtful that …
es importante que ...
it’s important that ...
es incierto que ...
it’s uncertain that ...
es malo que ...
it’s bad that ...
es necesario que ...
it’s necessary that ...
es preciso que ...
it’s necessary that ...
no creer que ...
not to believe that ... antes (de) que ...
before ...
conviene que ...
it is advisable that ...
en caso de que ...
in case ...
es bueno que ...
it’s good that ...
es fácil que ...
it’s likely that ...
es imposible que ...
it’s impossible that ...
es increíble que ...
it’s incredible that ...
es mejor que ...
it’s better that ...
esperar que ...
to wish that ...
es preferible que .
it’s preferable that ..
tener miedo de que
to be afraid that con tal (de) que ...
provided that ...
después (de) que ...
after ...
estar contento que
to be happy that
es difícil que ...
it’s unlikely that ...
es fantástico que ...
it’s fantastic that ...
es improbable que ..
it’s unlikely that ...
es (una) lástima que
it’s a pity that ...
es menester que ...
it’s necessary that ...
es posible que ...
it’s possible that ...
es probable que ...
it’s probable that ...
no estar convencido de que ...
to not be convinced that es raro que ...
it’s rare that
es ridículo que
it’s ridiculous that
en cuanto ...
as soon as ...
es terrible que
it’s terrible that .
hasta que ...
until ...
insistir en que
to insist that ...
mandar que ...
to order that ...
más vale que .
it’s better that ..
mientras que .
while ...
negar que ...
to deny that ..
no estar seguro de que
to not be sure that
no es verdad que .
it’s not true that ...
no suponer que ...
to not suppose that .
preferir que ...
to prefer that ...
recomendar que ...
to recommend that .
sugerir que ...
to suggest that ... no imaginarse que .
to not imagine that
ojalá que ...
if only he would ...
prohibir que ...
to prohibit that ...
rogar que ...
to plead that ...
tan pronto como .
as soon as ... no parecer que ...
to not seem that ...
para que ...
in order that ...
puede ser que ...
it may be that ...
sentir que ...
to regret that ...
no es cierto que
it’s not certain that no pensar que
to not think that
pedir que ...
to ask that ...
querer que ...
to want that ...
sin que ...
without ...
temer que ...
to fear that ...