Perhaps you should try some spelling variations:
thieu lang » hieu lang, thieu khang, thieu quang
cong thanh » dong thanh, cong trinh, cong tan
thanh toan » thanh hoa, thanh san, tinh toan
hoc thieu » toc thieu, hoc hien
truong va » truong dai, truong cao, truong dao
lang cong » dang cong, bang cong, hang cong
trang va » tran van, hang va
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu lang - thanh ((trang va) or (truong va)) lang cong thanh toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu lang - thanh ((trang va) OR (truong va)) lang cong thanh toan tap.
• Adding a wildcard symbol may retrieve word variants: hoc thieu lang - thanh ((trang va) or (truong va)) lang cong thanh toan tap*.