Perhaps you should try some spelling variations:
nhanh mang » nhanh lang, nhanh quang, nhanh thang
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
hanh mang » hanh trang, nhanh lang, thanh hang
dung cong » dung trong
cua dung » cua dang, cua dong, qua dung
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu xanh - ((((hanh mang) OR (nhanh mang))) or (canh tranh)) cua dung cong tan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((((hanh mang) OR (nhanh mang))) OR (canh tranh)) cua dung cong tan toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - ((((hanh mang) OR (nhanh mang))) or (canh tranh)) cua dung cong tan toan ban".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((((hanh mang) OR (nhanh mang))) or (canh tranh)) cua dung cong tan toan ban*.