Perhaps you should try some spelling variations:
trong duong » tuong duong, thong duong, trong dong
thien thanh » tien thanh, thi thanh, chien tranh
thieu xanh » chieu xanh, hieu manh, thien anh
hien hanh » dieu hanh
chinh cua » chinh ca, chinh sua, hinh cua
cua trong » cua truong, cua trung, qua trong
duong anh » duong manh, duong xanh, duong vanh
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) OR (hien hanh)))) - hanh chinh cua trong duong anh tuan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (((thien thanh) OR (hien hanh)))) - hanh chinh cua trong duong anh tuan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) or (((thien thanh) OR (hien hanh)))) - hanh chinh cua trong duong anh tuan ban".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (((thien thanh) OR (hien hanh)))) - hanh chinh cua trong duong anh tuan ban*.