Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
chieu sang » chieu sach, chieu xanh, hieu lang
trung cam » trung tam, trung cap, trung nam
nang cong » nang song, dang cong, bang cong
thanh tap » thanh lap, thanh tai, thanh tam
thanh tay » thanh tai, thanh toan, thanh thuy
cong tan » cong tac, cong san, cong thanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu sang - thanh trung cam nang cong tan ((thanh tap) OR (thanh tay))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu sang - thanh trung cam nang cong tan ((thanh tap) OR (thanh tay))".
• Adding a wildcard symbol may retrieve word variants: theo chieu sang - thanh trung cam nang cong tan ((thanh tap) OR (thanh tay))*.