Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu sang » chieu sach, chieu xanh, hieu lang
trinh qua » trinh quan, trinh cua, trinh quang
trinh han » trinh quan
dung cong » dung trong
tinh cua » trinh cua, sinh cua, tinh chat
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: theo chieu sang - hanh ((trinh qua) or (((tinh cua) or (trinh han)))) dung cong tac toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sang - hanh ((trinh qua) OR (((tinh cua) OR (trinh han)))) dung cong tac toan tap.
• Adding a wildcard symbol may retrieve word variants: theo chieu sang - hanh ((trinh qua) or (((tinh cua) or (trinh han)))) dung cong tac toan tap*.