Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
hanh tranh » canh tranh, hanh trinh, hanh trang
ho chieu » theo chieu, hoc thieu, doi chieu
cua dung » cua dang, cua dong, cua rung
qua dung » quang dung, su dung, qua song
cong dan » cong san, cong tan, huong dan
toan tai » toan tap, doanh tai, toan cao
toan ban » van ban

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 tranh ((cua dung) or (qua dung)) cong dan ((toan tai) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - hanh tranh ((cua dung) OR (qua dung)) cong dan ((toan tai) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - hanh tranh ((cua dung) or (qua dung)) cong dan ((toan tai) or (toan ban))*.