Perhaps you should try some spelling variations:
class life » class line, class lines, class lives
klang amp » king amp, klang als
wing yan » wang yan, wing ian, wing tan
life can » life care, life case, life a
can dong » can hong, can donor, can do
yang li » yang lin, yang xi, yang yi
sin » sign, sind, skin

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: wing yan ((klang amp) OR (((yang li) OR (yang di)))) class life can dong sin ;~.
• Adding a wildcard symbol may retrieve word variants: wing yan ((klang amp) or (((yang li) or (yang di)))) class life can dong sin ;*.