Perhaps you should try some spelling variations:
truong cong » trong cong, truong dong, truong long
chieu sang » chieu sach, chieu xanh, hieu lang
hanh phan » thanh phan, anh phan, hanh han
xa truong » cac truong
cong dan » cong san, cong tan, huong dan
than tap » toan tap, han tap, than cap
phan tap » phan lap, han tap, pha tap
phan xa » phan xay, phan ba, phan ha

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((dieu hanh) or (chieu sang)) - hanh phan xa truong cong dan ((than tap) OR (phan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((dieu hanh) OR (chieu sang)) - hanh phan xa truong cong dan ((than tap) OR (phan tap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((dieu hanh) or (chieu sang)) - hanh phan xa truong cong dan ((than tap) OR (phan tap))".
• Adding a wildcard symbol may retrieve word variants: ho ((dieu hanh) or (chieu sang)) - hanh phan xa truong cong dan ((than tap) OR (phan tap))*.