Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hoc chieu » hoc thieu, ho chieu, hoc hien
qua trong » quan trong, qua trinh, qua cong
ca trong » cay trong, cad trong, co trong
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan tap » 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: hoc chieu xanh - canh tranh ((ca trong) or (((qua trong) or (qua song)))) cong tac toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - canh tranh ((ca trong) OR (((qua trong) OR (qua song)))) cong tac toan tap.
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - canh tranh ((ca trong) or (((qua trong) or (qua song)))) cong tac toan tap*.