Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
doanh sang » doanh quang, doanh ban, doanh van
lanh sang » anh sang, lanh bang, lam sang
khi xanh » khia canh, thi hanh, thi anh
anh dang » anh dong, anh dung, anh bang
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
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: doi khi xanh - ((((lanh sang) OR (doanh sang))) or (anh dang)) va nhung cong dan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi khi xanh - ((((lanh sang) OR (doanh sang))) OR (anh dang)) va nhung cong dan toan ban*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi khi xanh - ((((lanh sang) OR (doanh sang))) or (anh dang)) va nhung cong dan toan ban*".