Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
chinh cua » chinh sua, hinh cua, chinh luan
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
chinh ca » chinh ta, chinh va, chinh tai
cong dan » cong san, cong tan, huong dan
chan tap » phan tap, chan ta, toan tap
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: ho chieu tinh - hanh ((chinh cua) or (chinh ca)) dung cong dan ((chan tap) or (han tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - hanh ((chinh cua) OR (chinh ca)) dung cong dan ((chan tap) OR (han tap)).
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - hanh ((chinh cua) or (chinh ca)) dung cong dan ((chan tap) or (han tap))*.