at the very last moment
in letzter Minute (in letzter Minute)
"He submitted his assignment at the eleventh hour."
"Er hat seine Aufgabe in letzter Minute abgegeben." (Er hat seine Aufgabe in letzter Minute abgegeben.)
to fail to happen
optimized to rank higher in search engine results
great effort and hard work
To wait patiently for the right opportunity.
A sudden creative idea
to watch for something or someone carefully