Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
nhanh lang » nhanh quang, nhanh thang, nhan dang
doi chieu » doc hieu, doi chi, ho chieu
cua nhung » va nhung
lang cua » mang cua, hang cua, long cua
cong tac » cong ty
han tap » han tai, toan tap, nhan tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu tinh - nhanh lang cua nhung ((cong san) or (cong tac)) han tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu tinh - nhanh lang cua nhung ((cong san) OR (cong tac)) han tap.
• Adding a wildcard symbol may retrieve word variants: doi chieu tinh - nhanh lang cua nhung ((cong san) or (cong tac)) han tap*.