Perhaps you should try some spelling variations:
trinh chua » trinh chuan, trinh cua, trinh chu
kieu tinh » lieu tinh, diep tinh, bien tinh
dung cong » dung trong
sinh cua » manh cua, dinh cuu, sinh va
cong dan » cong san, cong tan, huong dan
dan chan » dan gian, dan ca, van chat
chan ban » can ban, chat ban, chan nan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((kieu tinh) or (trieu tinh)) - hanh ((trinh chua) or (sinh cua)) dung cong dan chan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((kieu tinh) OR (trieu tinh)) - hanh ((trinh chua) OR (sinh cua)) dung cong dan chan ban.
• Adding a wildcard symbol may retrieve word variants: ho ((kieu tinh) or (trieu tinh)) - hanh ((trinh chua) or (sinh cua)) dung cong dan chan ban*.