Perhaps you should try some spelling variations:
truong tung » truong trung, trong tung, truong thuong
cua truong » cua trung, xuan truong, cac truong
hieu manh » chieu xanh, hieu nganh, dieu hanh
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
hoc hieu » hoc thieu, hoc hien, doc hieu
tinh cua » trinh cua, sinh cua, tinh chat
tung dan » dung dan, huong dan, trung dai
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hieu manh - hanh tinh cua truong tung dan ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu manh - hanh tinh cua truong tung dan ((toan cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: hoc hieu manh - hanh tinh cua truong tung dan ((toan cau) or (toan cao))*.