Perhaps you should try some spelling variations:
trong dang » truong dang, trong dan, trong dong
chieu sang » chieu sach, chieu xanh, nhieu tang
hieu lang » hieu quang, nhieu tang, hieu van
tinh hinh » tinh ninh, tinh binh, linh chinh
dang phan » dung phan, nang phan, dang phat
hinh ung » hinh vung, hinh cung, hinh ong
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: doi ((hieu lang) OR (chieu sang)) - tinh hinh ung dung trong dang phan lap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((hieu lang) OR (chieu sang)) - tinh hinh ung dung trong dang phan lap".
• Adding a wildcard symbol may retrieve word variants: doi ((hieu lang) OR (chieu sang)) - tinh hinh ung dung trong dang phan lap*.