Perhaps you should try some spelling variations:
khong thong » thong thong, khong trong, thong thuong
hanh trinh » canh tranh, hanh chinh
chieu sang » chieu sach, chieu xanh, hieu lang
hanh tang » hanh trang, anh tang, hanh mang
cua khong » hua khong, cua phuong, cua thuong
thong tan » thong than, thong tran, thong tin
ho chieu » theo chieu, hoc thieu, doi chieu
tan phan » toan phan, than phan, van phan
phan lap » phan dau

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 sang - ((hanh tang) or (hanh trinh)) cua khong thong tan phan lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - ((hanh tang) OR (hanh trinh)) cua khong thong tan phan lap.
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - ((hanh tang) or (hanh trinh)) cua khong thong tan phan lap*.