Perhaps you should try some spelling variations:
lang cong » dang cong, bang cong, hang cong
chi xanh » chi anh, chi danh, chi hanh
thanh va » thanh van, hanh va, thanh ha
trang va » tran van
cong ban » cong bang, cong san, cong tan
ban khan » ban than, ban nhan, ban chan
khan cap » khan ap, than cap, khoan cam
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chi xanh - thanh ((((thanh va) or (trang va))) or (hang va)) lang cong ban khan cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi xanh - thanh ((((thanh va) OR (trang va))) OR (hang va)) lang cong ban khan cap.
• Adding a wildcard symbol may retrieve word variants: doi chi xanh - thanh ((((thanh va) or (trang va))) or (hang va)) lang cong ban khan cap*.