Perhaps you should try some spelling variations:
truong cong » trong cong, truong dong, truong long
chieu xanh » chieu sach, chieu sang, chieu tinh
ho chieu » theo chieu, hoc thieu, doi chieu
nhan dan » phan dau, gian dan, nhan tai
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than tap » toan tap, han tap, phan tap
han va » hang va, hanh va, nhan va

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 xanh - hanh ((han va) or (nhan dan)) truong cong dan than tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - hanh ((han va) OR (nhan dan)) truong cong dan than tap.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - hanh ((han va) or (nhan dan)) truong cong dan than tap*.