Perhaps you should try some spelling variations:
truong cong » trong cong, truong dong, truong long
chieu sach » chinh sach, chiet tach, chieu xanh
chieu sang » chieu xanh, nhieu tang
hanh trung » thanh trung, hanh trang, manh trung
hieu lang » hieu quang, nhieu tang, hieu van
ba truong » xa truong, bo truong, ba trung
cong tinh » cong trinh, cong vinh, long tinh
trung ba » truong ba, trung ha, trung va
toan cau » 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: ho ((chieu sach) or (((chieu sang) OR (hieu lang)))) - hanh trung ba truong cong tinh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (((chieu sang) OR (hieu lang)))) - hanh trung ba truong cong tinh toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sach) or (((chieu sang) OR (hieu lang)))) - hanh trung ba truong cong tinh toan cau".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) or (((chieu sang) OR (hieu lang)))) - hanh trung ba truong cong tinh toan cau*.