Perhaps you should try some spelling variations:
hien nhanh » hien hanh, thien thanh, tien thanh
tranh quan » tranh quang, trinh quan, tranh luan
quan hang » quan hoang, quan lang, quan hanh
hang cong » dang cong, hang nong, bang cong
cong tac » cong ty
tac phat » tac pham, tam phat, tan phat
phat cac » phan cac, pha cac, phap cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien nhanh - canh tranh quan hang cong tac phat cac~.
• Adding a wildcard symbol may retrieve word variants: hoc hien nhanh - canh tranh quan hang cong tac phat cac*.