Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
trinh thuc » trinh tu
trinh thi » trinh tai, dinh thi, trinh tu
dang cong » dung cong
ho chieu » theo chieu, hoc thieu, mot chieu
cong van » cong vang, cong san, song van
van tang » van thang, van trang, van nang
tang tai » hang tai, dung tai, sang tao

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu tinh - hanh ((trinh thuc) or (trinh thi)) dang cong van tang tai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - hanh ((trinh thuc) OR (trinh thi)) dang cong van tang tai.
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - hanh ((trinh thuc) or (trinh thi)) dang cong van tang tai*.