Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
nhung cong » dung cong, thong cong, hang cong
hanh tang » anh tang, hanh mang, hanh tung
cua nhung » va nhung
hoc dien » hoc hien, hoc vien, hoc dieu
dien anh » tieng anh, dien dan
cong dan » cong san, cong tan, huong dan
than tap » toan tap, han tap, than cap
phan tap » phan lap, han tap, pha 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 dien anh - ((hanh tang) or (hanh trang)) cua nhung cong dan ((than tap) OR (phan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc dien anh - ((hanh tang) OR (hanh trang)) cua nhung cong dan ((than tap) OR (phan tap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc dien anh - ((hanh tang) or (hanh trang)) cua nhung cong dan ((than tap) OR (phan tap))".
• Adding a wildcard symbol may retrieve word variants: hoc dien anh - ((hanh tang) or (hanh trang)) cua nhung cong dan ((than tap) OR (phan tap))*.