Perhaps you should try some spelling variations:
guang sing » muang sing
thanh van » thanh dam, thanh vu
than days » than daem, than data
wei guang » wei shang, wei qiang, fei huang
sing kong » king kong, hong kong
kong your » kong young, knowing your
yuan wei » yuan fei, yun wei, yap wei

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

• Performing a fuzzy search may retrieve terms with similar spellings: minh ((thanh van) or (than days)) yuan wei guang sing kong your ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: minh ((thanh van) OR (than days)) yuan wei guang sing kong your ;*.