Perhaps you should try some spelling variations:
thanh trung » thanh tung
tuong thong » thong thong, tong thong, tuong tuong
chieu sang » chieu sach, chieu xanh, hieu lang
trung dai » truong dai, truong dao, trung tam
dai tuong » dai cuong, doi tuong, dai duong
thong den » thong dien, thong dan, tuong den
hieu van » hieu va, thien van, lieu va
den phan » dien phan, dan phan, de phan
phan cac » nhan cach, phan dau, phan lap

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 (hieu van)) - thanh trung dai tuong thong den phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sang) OR (hieu van)) - thanh trung dai tuong thong den phan cac.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sang) or (hieu van)) - thanh trung dai tuong thong den phan cac*.