Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh trinh » canh tranh, hanh chinh
trinh van » trinh han, trinh quan, trinh toan
dung cong » dung trong
cong manh » cong danh, duong manh, cong thanh
ho chieu » theo chieu, hoc thieu, doi chieu
van dung » van dong, xay dung, tin dung
toan tap » toan ban
toan tai » doanh tai, toan ban, von tai
toan cao » toan ban

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 - hanh trinh van dung cong manh ((((toan tap) or (toan tai))) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh trinh van dung cong manh ((((toan tap) OR (toan tai))) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh trinh van dung cong manh ((((toan tap) or (toan tai))) or (toan cao))*.