Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
xanh hanh » danh thanh, ban hanh, van hanh
nang cong » nang song, dang cong, bang cong
dan toan » dan than, manh toan, xuan toan
van toan » van tuan, van tan, van thanh
hanh va » hang va, hanh vi
va nang » van nang, da nang, cam nang

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu xanh - xanh hanh va nang cong ((((dan toan) or (van toan))) or (tinh toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - xanh hanh va nang cong ((((dan toan) OR (van toan))) OR (tinh toan)) cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - xanh hanh va nang cong ((((dan toan) or (van toan))) or (tinh toan)) cau*.