Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
chieu xanh » chieu sach, chieu sang, chieu tinh
ho chieu » theo chieu, hoc thieu, doi chieu
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 » hanh va, nhan va, ban 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 (hang va)) thong cong dan than tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - hanh ((han va) OR (hang va)) thong cong dan than tap".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - hanh ((han va) OR (hang va)) thong cong dan than tap*.