Perhaps you should try some spelling variations:
thien thanh » tien thanh, thi thanh, hien hanh
nhan luong » nhan tuong, phan luong, chat luong
thien anh » thien danh, tien anh, thien chanh
luong anh » luong manh, vuong anh, duong anh
tuan ban » tuan bang, toan ban, luan ban
kinh ca » kinh can, tinh ca, kinh co

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thien anh) or (thien thanh)) - than kinh ca nhan luong anh tuan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thien anh) OR (thien thanh)) - than kinh ca nhan luong anh tuan ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((thien anh) or (thien thanh)) - than kinh ca nhan luong anh tuan ban*.