Perhaps you should try some spelling variations:
duc manh » suc manh, duc anh, duc minh
dang cap » nang cap, dang ca, dang cac
cap phoi » cap cho
thai cua » than cua, tai cuc, tri cua
anh thai » anh thi, anh tai, nhanh thai
ky dang » ky nang, ky danh
hieu ve » hieu va, hieu van
duc ban » duc tan, duc van, dua ban
tu sai » tu bai, tu san, tu cai
sai ky » sac ky
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sai ky dang cap phoi. ((hieu ve) OR (hieu qua)) cac ((duc ban) OR (duc manh)) anh thai cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sai ky dang cap phoi. ((hieu ve) OR (hieu qua)) cac ((duc ban) OR (duc manh)) anh thai cua te*".