Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
phuong tin » phuong tien, thuong tin, phuong trinh
tieu tinh » trieu tinh, tieu trinh, lieu tinh
canh manh » lanh manh, canh tranh, cach mang
tin toan » tinh toan, nin toan, trinh toan
toan ban » van ban
manh va » hanh va, anh va, minh va

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu tinh - canh manh va nhung phuong tin toan ban~.
• Adding a wildcard symbol may retrieve word variants: theo tieu tinh - canh manh va nhung phuong tin toan ban*.