Perhaps you should try some spelling variations:
nhung truong » nhung tuong, thuong truong, nang truong
truong anh » trong anh, trung anh, truong thanh
hien hanh » dieu hanh
cong tuan » cong thanh, cong quang, hoang tuan
cong luan » tong luan, dong luan, cong luong
cong tan » cong tac, cong san, cong thanh
tuan ban » tuan bang, toan ban, luan 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 hien hanh - thanh ((((cong tuan) OR (cong tan))) or (cong luan)) nhung truong anh tuan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien hanh - thanh ((((cong tuan) OR (cong tan))) OR (cong luan)) nhung truong anh tuan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hien hanh - thanh ((((cong tuan) OR (cong tan))) or (cong luan)) nhung truong anh tuan ban".
• Adding a wildcard symbol may retrieve word variants: hoc hien hanh - thanh ((((cong tuan) OR (cong tan))) or (cong luan)) nhung truong anh tuan ban*.