Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
nhieu tang » hieu lang, nhiet nang
hanh tranh » canh tranh, hanh trang, lanh tranh
hanh trinh » canh tranh, hanh chinh
tong thong » thong thong, dong thong, cong thong
thong dan » thong van, tuong dan, thong den
cua tong » cua cong, cua dong, cua nong
dan than » dan chan, ban than, van than
than cao » toan cao, thai cao, than cap

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) or (nhieu tang)) - ((hanh tranh) OR (hanh trinh)) cua tong thong dan than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sang) OR (nhieu tang)) - ((hanh tranh) OR (hanh trinh)) cua tong thong dan than cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sang) or (nhieu tang)) - ((hanh tranh) OR (hanh trinh)) cua tong thong dan than cao".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sang) or (nhieu tang)) - ((hanh tranh) OR (hanh trinh)) cua tong thong dan than cao*.