Perhaps you should try some spelling variations:
huei ying » hui ying
lang tan » liang tan, lang lang, tang tang
tan ying » fan ying, ran ying, tan yang
hoi ying » li ying
band aid » brand aid, bank aid, based aid
aid hard » aid band, aid has
hard hai » hard hat, card hari, hard hats

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

• Performing a fuzzy search may retrieve terms with similar spellings: lang tan ying ((huei ying) or (hoi ying)) band aid hard hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: lang tan ying ((huei ying) OR (hoi ying)) band aid hard hai ;*.