Perhaps you should try some spelling variations:
thao hoc » thai hoc, than hoc, thao khoa
hoc manh » hoc anh, hoc hanh, hoc danh
hanh qua » thanh qua, hanh sua, hanh cua
cong dan » cong san, cong tan, huong dan
than cap » khan cap, thanh lap, thanh cac
toan cau » toan cao, toan ban, toan tap
han qua » hai qua, han cua, phan quan

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

• Performing a fuzzy search may retrieve terms with similar spellings: thao hoc manh - hanh ((han qua) OR (hanh qua)) trong cong dan ((than cap) or (toan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thao hoc manh - hanh ((han qua) OR (hanh qua)) trong cong dan ((than cap) OR (toan cau))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thao hoc manh - hanh ((han qua) OR (hanh qua)) trong cong dan ((than cap) or (toan cau))*".