Perhaps you should try some spelling variations:
thanh hang » thanh hoang, thanh thang, tranh hang
nhung cong » dung cong, thong cong, hang cong
theo chu » theo chieu, cho chu, chao chu
cong san » cong tac
khan cap » khan ap, than cap, khoan cam
toan tap » toan ban
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: ((theo chu) or (doi chi)) sach - thanh hang va nhung cong san ((khan cap) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chu) OR (doi chi)) sach - thanh hang va nhung cong san ((khan cap) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: ((theo chu) or (doi chi)) sach - thanh hang va nhung cong san ((khan cap) or (toan tap))*.