Perhaps you should try some spelling variations:
nhanh tai » nhanh thai, nhan tai, thanh tai
duy phat » duy phan, quy phat, dung phat
duc phat » duc phan, duc phap, duc pham
ky dang » ky nang, ky danh
dang xa » dang xay, lang xa, dang ha
hieu ve » hieu va, hieu van
ve pham » vi pham, v pham, ve phan
cuc tre » duc tre, cua tre, cuu tre
su tai » su thi, tu tai
tai ky » thai ky, trai ky, sai ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: su tai ky dang xa hoi. hieu ve pham ((duy phat) OR (duc phat)) nhanh tai cuc tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su tai ky dang xa hoi. hieu ve pham ((duy phat) OR (duc phat)) nhanh tai cuc tre*".