Perhaps you should try some spelling variations:
thien thanh » tien thanh, thi thanh, hien hanh
thieu xanh » chieu xanh, hieu manh, thien anh
trong dong » trong cong, trong nong, trong dang
chinh va » chinh ta, chinh tai, hanh va
va trong » va truong, va thong, va tuong
dong anh » hong anh, dong thanh, hoang anh
tuan ban » tuan bang, toan ban, luan 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) or (thien thanh)) - hanh chinh va trong dong anh tuan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (thien thanh)) - hanh chinh va trong dong anh tuan ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (thien thanh)) - hanh chinh va trong dong anh tuan ban*.