Perhaps you should try some spelling variations:
manh dai » manh hai, vanh dai, manh khai
sach thu » sach thue, sach thieu, sach tham
van manh » van minh, van anh, van hanh
sach thi » sach tai, sach thieu, sach tham
hieu van » hieu va, thien van, lieu va
cac xuc » cam xuc, cac nuoc, chat xuc
xuc van » duc van, luc van, vuc van
van cac » van hac, van cau, van bac
cua tu » cua tuc, cua su, cua cu
ma hoi » mai hoi, xa hoi, me hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc ((sach thi) OR (sach thu)) nang ((ma hoi) or (ma hoa)). hieu van cac xuc van manh dai cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((sach thi) OR (sach thu)) nang ((ma hoi) OR (ma hoa)). hieu van cac xuc van manh dai cua tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc ((sach thi) OR (sach thu)) nang ((ma hoi) or (ma hoa)). hieu van cac xuc van manh dai cua tu".
• Adding a wildcard symbol may retrieve word variants: toc ((sach thi) OR (sach thu)) nang ((ma hoi) or (ma hoa)). hieu van cac xuc van manh dai cua tu*.