Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, cong tan
hoc thieu » toc thieu, hoc hien
trung dai » truong dai, truong dao, trung tam
hang cong » dang cong, hang nong, bang cong
ho chieu » theo chieu, mot chieu, doi chieu
dung dat » dung va, dung tai
pho lap » pho cap, phong lap, phan lap

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) or (hoc thieu)) sach - thanh ((dung dat) or (trung dai)) hang cong thanh pho lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc thieu)) sach - thanh ((dung dat) OR (trung dai)) hang cong thanh pho lap.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (hoc thieu)) sach - thanh ((dung dat) or (trung dai)) hang cong thanh pho lap*.