Perhaps you should try some spelling variations:
thanh trung » thanh tung
trung phat » truong phat, trong phat, trung phan
phat nhung » pha nhung, phai nhuong, thuat nhung
hoc thieu » toc thieu, hoc hien
ho chieu » theo chieu, doi chieu, mot chieu
cong van » cong vang, song van, cong tan
cong san » cong tac
toan cao » toan ban, toan tap

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 trung phat nhung ((cong van) OR (cong san)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc thieu)) sach - thanh trung phat nhung ((cong van) OR (cong san)) toan cao*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (hoc thieu)) sach - thanh trung phat nhung ((cong van) OR (cong san)) toan cao*".