Might, Could be, In danger of happening

Except, With the exception of, Unless

regardless of, no matter, whether or not

Despite, In spite of, Regardless

particularly when, those who, only when

Not just X, Not limited to X; also Y, Beyond X; applicable to more than X

Still, Yet, Even

In addition, Incidentally, Furthermore

As long as, While… is the case, Limited to

depends on it, depends on the circumstances, as a result, depending on

gradually, little by little, increasingly

Only if, Only by, Because (to emphasize)

Regardless of, No matter, Whether or not

There is no choice but to…, Can't be helped; it's inevitable, There is no alternative but to do something

There is nothing better than..., It is best to..., It would be best to...

To sum up, In summary, In short

not until after (doing), unless after completing (something), cannot, it is only after doing ~ that ... is possible

It's not that …, Kind of, Might

unless you do X, Y cannot happen, without doing X, there is no possibility of Y, if not for X, then Y won't occur

unable to help doing something, cannot resist doing something, cannot contain oneself from doing