Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
trung tai » truong tai, trung tam, trong tai
trung dai » truong dai, truong dao, trung tam
cong tan » cong tac, cong san, cong thanh
phan cac » nhan cach, phan dau, phan lap
con tan » con than, con tap, con ban

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 xanh - thanh ((trung tai) OR (trung dai)) truong ((con tan) or (cong tan)) phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - thanh ((trung tai) OR (trung dai)) truong ((con tan) OR (cong tan)) phan cac.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu xanh - thanh ((trung tai) OR (trung dai)) truong ((con tan) or (cong tan)) phan cac".
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - thanh ((trung tai) OR (trung dai)) truong ((con tan) or (cong tan)) phan cac*.