Perhaps you should try some spelling variations:
thien thanh » tien thanh, thi thanh, hien hanh
nang quang » nang quan, dang quang, hang quang
quang dung » quang trung, ung dung, cuong dung
trong van » trong cac
tien anh » tieng anh, tien manh, dien anh
anh nang » ganh nang, anh bang, anh dang
toan cau » toan cao, toan ban, toan tai
toan tap » toan 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 ((tien anh) or (thien thanh)) - anh nang quang dung trong van ((toan cau) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((tien anh) OR (thien thanh)) - anh nang quang dung trong van ((toan cau) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: hoc ((tien anh) or (thien thanh)) - anh nang quang dung trong van ((toan cau) or (toan tap))*.