Perhaps you should try some spelling variations:
truong thanh » truong trung, truong thpt, truong chung
nhung truong » nhung tuong, thuong truong, nang truong
chuc danh » chuc nganh, thuc hanh, chuc nang
hanh tang » hanh trang, anh tang, hanh mang
cua nhung » va nhung
chu manh » ho manh, chu han, chu van
tang cua » mang cua, hang cua, tang luan
toan cao » toan tap
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: cho ((chuc danh) or (chu manh)) - hanh tang cua nhung truong thanh ((toan cao) OR (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho ((chuc danh) OR (chu manh)) - hanh tang cua nhung truong thanh ((toan cao) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "cho ((chuc danh) or (chu manh)) - hanh tang cua nhung truong thanh ((toan cao) OR (toan ban))".
• Adding a wildcard symbol may retrieve word variants: cho ((chuc danh) or (chu manh)) - hanh tang cua nhung truong thanh ((toan cao) OR (toan ban))*.