Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
canh trang » canh tranh, hanh trang, banh trang
lieu tinh » trieu tinh, diep tinh, bien tinh
hoc lieu » hoc dieu, hoc sieu, hoc tieu
trang va » tran van, hang va
va thong » va thuong, va phuong, he thong
cong dan » cong san, cong tan, huong dan
phan lap » phan dau
phan cac » nhan cach, phan dau, phan van

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc lieu tinh - canh trang va thong cong dan ((phan lap) or (phan cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc lieu tinh - canh trang va thong cong dan ((phan lap) OR (phan cac)).
• Adding a wildcard symbol may retrieve word variants: hoc lieu tinh - canh trang va thong cong dan ((phan lap) or (phan cac))*.