Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh trang » thanh trung, canh tranh, hanh trinh
trang tuan » tran tuan, trung tuan, trong tuan
hoc thieu » toc thieu, hoc hien
hang cong » dang cong, hang nong, bang cong
dung cong » dung trong
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: hoc thieu xanh - hanh trang tuan ((hang cong) or (dung cong)) dan ((toan tap) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh trang tuan ((hang cong) OR (dung cong)) dan ((toan tap) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh trang tuan ((hang cong) or (dung cong)) dan ((toan tap) or (toan ban))*.