Perhaps you should try some spelling variations:
thanh trinh » hanh trinh, thanh tinh, thanh binh
chieu sach » chinh sach, chiet tach, chieu sang
nhung cong » dung cong, thong cong, hang cong
thanh toan » thanh hoa, thanh san
trinh vap » trinh van, trinh vat, trinh va
vap nhung » va nhung, ve nhung, voi nhung
ho chieu » theo chieu, hoc thieu, doi chieu

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 sach - thanh trinh vap nhung cong ((thanh toan) OR (tinh toan)) cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - thanh trinh vap nhung cong ((thanh toan) OR (tinh toan)) cao".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh trinh vap nhung cong ((thanh toan) OR (tinh toan)) cao*.