Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
hanh dung » thanh dung, anh dung, hanh dong
cua nhung » va nhung
cong vang » cong lang, cong quang, cong ngang
tuan bang » tuan dang, tuan hoang, thuat bang
ho chieu » theo chieu, hoc thieu, doi chieu
dung cua » dung luan, dung cho
cong van » cong san, song van, cong tan
tuan ban » toan ban, luan ban, quang ban

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - hanh dung cua nhung ((cong van) OR (cong vang)) ((tuan ban) OR (tuan bang))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu tinh - hanh dung cua nhung ((cong van) OR (cong vang)) ((tuan ban) or (tuan bang))~".
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - hanh dung cua nhung ((cong van) OR (cong vang)) ((tuan ban) or (tuan bang))*.