Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
van pham » san pham, van phan, van tham
van phat » va phat, van chat, van phan
ban hanh » ban hang
lam cua » nam cua, lam chat
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky nang x hoi. hieu ((van pham) OR (van phat)) duy ((ban hanh) OR (van thanh)) lam cua vat~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky nang x hoi. hieu ((van pham) OR (van phat)) duy ((ban hanh) OR (van thanh)) lam cua vat".
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang x hoi. hieu ((van pham) OR (van phat)) duy ((ban hanh) OR (van thanh)) lam cua vat*.