Perhaps you should try some spelling variations:
thanh lam » thanh lap, hanh lam, thanh nam
va thanh » gia thanh, ban thanh, va tinh
tang mai » tang ma, tang tai, lang mai
cham duc » pham duc, cham soc, pham duy
hieu su » hieu sau, tieu su, hieu so
lam cua » nam cua, lam chat
cua tre » cua te, cuu tre, cua triet
sach ty » sach tu, sach thu, xach tay
hieu vu » hieu va, hieu ve, dieu vu
mai hoi » mai khoi, dai hoi, lai hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((sach ty) OR (sach y)) tang mai hoi. ((hieu vu) or (hieu su)) cham duc va thanh lam cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach ty) OR (sach y)) tang mai hoi. ((hieu vu) OR (hieu su)) cham duc va thanh lam cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach ty) OR (sach y)) tang mai hoi. ((hieu vu) or (hieu su)) cham duc va thanh lam cua tre*".