Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
hoc thieu » toc thieu, hoc hien
doi chieu » doc hieu, doi chi, ho chieu
trung dap » trung cap, trung dai, trung dam
dung cong » dung trong
ban thanh » ban hanh, ban hang
thanh cac » hanh cac, thanh bac, thanh ca
dap dung » ap dung, dan dung, dap ung
cong ban » cong bang, cong san, cong tan

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) or (doi chieu))) or (theo chieu)) xanh - thanh trung dap dung cong ban thanh cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((hoc thieu) OR (doi chieu))) OR (theo chieu)) xanh - thanh trung dap dung cong ban thanh cac.
• Adding a wildcard symbol may retrieve word variants: ((((hoc thieu) or (doi chieu))) or (theo chieu)) xanh - thanh trung dap dung cong ban thanh cac*.