Perhaps you should try some spelling variations:
thien hach » thien thanh, hien hanh
thanh phan » thanh pho, thanh san, thanh toan
hang luong » nang luong, hoang vuong, thang long
hoc thien » hoc hien, hoc thieu, hoc thiet
dan toan » van toan, dan than, manh toan
toan cao » toan ban, toan tap
phan va » phan van, nhan va, han va

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thien hach - thanh phan va ((hang luong) or (hang thuong)) dan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thien hach - thanh phan va ((hang luong) OR (hang thuong)) dan toan cao.
• Adding a wildcard symbol may retrieve word variants: hoc thien hach - thanh phan va ((hang luong) or (hang thuong)) dan toan cao*.