Perhaps you should try some spelling variations:
hanh sinh » hanh tinh, hanh dinh, hinh sinh
chua xang » chua nang, chuc nang, chu bang
kha nang » phap nang, ky nang, ki nang
cong dan » cong san, cong tan, huong dan
toan tap » toan ban
doi thi » doi thoi, do thi, doi khi
thi anh » thi hanh, thi thanh, thich anh

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi thi anh - hanh sinh ((chua xang) or (kha nang)) cong dan ((toan tap) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi thi anh - hanh sinh ((chua xang) OR (kha nang)) cong dan ((toan tap) OR (van ban)).
• Adding a wildcard symbol may retrieve word variants: doi thi anh - hanh sinh ((chua xang) or (kha nang)) cong dan ((toan tap) or (van ban))*.