Perhaps you should try some spelling variations:
thanh lai » thanh hai, thanh lap, thanh loi
nang dai » nang dau, nang tai, lang dai
cham duc » pham duc, cham soc, pham duy
va thanh » gia thanh, ban thanh, va tinh
dua tren » dung tren
te sach » toc sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
dai hoi » dai hoc, dai hai, dai moi
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
cuu tre » cua tre, cau tren, cau treo

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ty nang dai hoi. hieu ve cham duc va thanh lai ((dua tren) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty nang dai hoi. hieu ve cham duc va thanh lai ((dua tren) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: te sach ty nang dai hoi. hieu ve cham duc va thanh lai ((dua tren) or (cuu tre))*.