Perhaps you should try some spelling variations:
hanh truong » hanh trong, anh truong, manh truong
chieu sang » chieu sach, chieu xanh, hieu lang
hoc chieu » hoc thieu, ho chieu, hoc hien
truong va » truong dai, truong cao, truong dao
dung cong » dung trong
nhanh bac » nhanh ha, nhanh va
thanh bai » thanh hai, thanh tai, thanh oai
cong san » cong tac
va dung » van dung, va duong, vat dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu sang - hanh truong va dung cong san ((nhanh bac) or (thanh bai))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu sang - hanh truong va dung cong san ((nhanh bac) OR (thanh bai)).
• Adding a wildcard symbol may retrieve word variants: hoc chieu sang - hanh truong va dung cong san ((nhanh bac) or (thanh bai))*.