Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
manh trung » manh tung, thanh trung, manh hung
trung phan » trung thanh, trung ha, dung phan
phan xuong » phan cong
cung thang » cang thang, hung thang, dung thang
hoc chieu » hoc thieu, ho chieu, hoc hien
dung dat » dung va, dung tai
phan lap » phan dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu sach - manh trung phan xuong ((cung thang) or (dung dat)) phan lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu sach - manh trung phan xuong ((cung thang) OR (dung dat)) phan lap.
• Adding a wildcard symbol may retrieve word variants: hoc chieu sach - manh trung phan xuong ((cung thang) or (dung dat)) phan lap*.