Perhaps you should try some spelling variations:
thanh thong » thanh thuong, thanh hong, thanh thang
chieu sach » chinh sach, chiet tach, chieu sang
hieu manh » chieu xanh, hieu nganh, dieu hanh
thong cap » thong cac, trung cap, thong cua
bang cong » dang cong, bang song, hang cong
cap bang » cao bang, can bang, lap bang

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((hieu manh) or (chieu sach)) - thanh thong cap bang cong ((tinh toan) or (dan ca)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu manh) OR (chieu sach)) - thanh thong cap bang cong ((tinh toan) OR (dan ca)) cau.
• Adding a wildcard symbol may retrieve word variants: ho ((hieu manh) or (chieu sach)) - thanh thong cap bang cong ((tinh toan) or (dan ca)) cau*.