Perhaps you should try some spelling variations:
chiet tach » chieu sach
trinh vat » trinh van, trinh luat, sinh vat
ho chiet » ho chieu, ho thiet, hoc thiet
trinh va » trinh van, trinh ve, trinh vi
tong van » trong van, thong van, tang van
song van » hoang van, trong van, duong van
tai ban » tai san, tai ngan, tai benh

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - hanh ((trinh va) OR (trinh vat)) nhung ((tong van) OR (song van)) tai ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chiet tach - hanh ((trinh va) OR (trinh vat)) nhung ((tong van) or (song van)) tai ban~".
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - hanh ((trinh va) OR (trinh vat)) nhung ((tong van) or (song van)) tai ban*.