to hope for good luck
надеяться на удачу (nadeyatsya na udachu)
"I am keeping my fingers crossed for the exam results."
"Я скрещиваю пальцы за результаты экзамена." (ya skreshchivayu paltsy za rezul'taty ekzamena)
To start thinking carefully about something
to achieve two things at once
to hide the truth about something
the most important point; the final result or profit
to be easily frightened
to dismiss someone from a job due to lack of work or money