Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
tang cuong » nang luong
cua trong » cua truong, cua trung, ca trong
qua trong » quan trong, qua trinh, qua song
ho chieu » theo chieu, hoc thieu, doi chieu
cong tam » cong tac, cong tan, cong nam
tam toan » tap toan, tam than, pham toan
toan ban » van 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 xanh - tang cuong ((cua trong) or (qua trong)) cong tam toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - tang cuong ((cua trong) OR (qua trong)) cong tam toan ban.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - tang cuong ((cua trong) or (qua trong)) cong tam toan ban*.