Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hang cong » dang cong, hang nong, bang cong
khan maaz » khan ma
ho chieu » theo chieu, hoc thieu, doi chieu
mang vua » mang cua, hang va, bang va
cong san » cong tac
mang va » hang va, bang va, dang va
than ma » than man, than va, khan ma

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 ((mang va) or (mang vua)) hang cong san ((than ma) or (khan maaz))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh ((mang va) OR (mang vua)) hang cong san ((than ma) OR (khan maaz)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh ((mang va) or (mang vua)) hang cong san ((than ma) or (khan maaz))*.