Perhaps you should try some spelling variations:
nhieu tang » chieu sang, hieu lang, nhiet nang
doi nhieu » doi chieu, doi nhu, doi hien
trinh han » trinh quan
ban cong » bang cong, van cong, phan cong
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi nhieu tang - hanh ((tinh quang) or (trinh han)) ban cong dan toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi nhieu tang - hanh ((tinh quang) OR (trinh han)) ban cong dan toan tap.
• Adding a wildcard symbol may retrieve word variants: doi nhieu tang - hanh ((tinh quang) or (trinh han)) ban cong dan toan tap*.