Perhaps you should try some spelling variations:
nhieu tang » chieu sang, hieu lang, nhiet nang
ninh thong » dinh thong, hinh thong, dinh thuong
thong dung » thong cong, thong thuong
trong dang » truong dang, trong dan, trong dong
hien lang » hieu lang, tien lang, hien trang
tinh ninh » ninh binh
dang phan » dung phan, nang phan, dang phat
phan dau » phan tu, hang 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 ((hien lang) or (nhieu tang)) - tinh ninh thong dung trong dang phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((hien lang) OR (nhieu tang)) - tinh ninh thong dung trong dang phan dau.
• Adding a wildcard symbol may retrieve word variants: doi ((hien lang) or (nhieu tang)) - tinh ninh thong dung trong dang phan dau*.