Perhaps you should try some spelling variations:
nhieu tang » chieu sang, hieu lang, nhiet nang
hanh nang » anh nang, ganh nang, hanh mang
nang quan » ban quan, nang suat
quan hung » quang hung, quan nhung, luan hung
vuong dan » tuong dan, xuong dan, vuong dao
hieu van » hieu va, thien van, lieu va
than ban » thanh ban, toan ban, than man

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((nhieu tang) or (hieu van)) - hanh nang quan hung ((vuong dan) OR (huong dan)) than ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((nhieu tang) OR (hieu van)) - hanh nang quan hung ((vuong dan) OR (huong dan)) than ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((nhieu tang) or (hieu van)) - hanh nang quan hung ((vuong dan) OR (huong dan)) than ban".
• Adding a wildcard symbol may retrieve word variants: theo ((nhieu tang) or (hieu van)) - hanh nang quan hung ((vuong dan) OR (huong dan)) than ban*.