Perhaps you should try some spelling variations:
thanh trung » thanh tung
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
trung cua » truong cua, trung tuan, trung cap
vat cong » bat cong, sat cong, vat con
cong tan » cong tac, cong san, cong thanh
toan cau » toan cao, toan ban, toan tai
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: hoc thieu xanh - thanh trung cua vat cong tan ((((toan cau) or (doanh tai))) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - thanh trung cua vat cong tan ((((toan cau) OR (doanh tai))) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - thanh trung cua vat cong tan ((((toan cau) or (doanh tai))) or (toan tap))*.