Perhaps you should try some spelling variations:
trung tuan » trung thanh, trung tam, tran tuan
chieu tinh » trieu tinh, lieu tinh, kieu tinh
chau tinh » cuu tinh, ha tinh, cua tinh
hang cong » dang cong, hang nong, bang cong
tang cua » mang cua, hang cua, tang luan
cong dan » cong san, cong tan, huong dan
ca tap » cua tap, cac tap, va tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chieu tinh) or (chau tinh)) - hanh ((tang cua) or (trung tuan)) hang cong dan ca tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu tinh) OR (chau tinh)) - hanh ((tang cua) OR (trung tuan)) hang cong dan ca tap.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu tinh) or (chau tinh)) - hanh ((tang cua) or (trung tuan)) hang cong dan ca tap*.