Perhaps you should try some spelling variations:
thanh lai » thanh hai, thanh lap, thanh loi
cham duc » pham duc, cham soc, pham duy
dua tren » dung tren
va thanh » gia thanh, ban thanh, va tinh
te sach » toc sach
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
dai hoi » dai hoc, dai hai, dai moi
ty nang » ky nang, ty hang, ly nang
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) OR (ty xang)) 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) OR (ty xang)) dai hoi. hieu ve cham duc va thanh lai ((dua tren) OR (cuu tre)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((ty nang) OR (ty xang)) 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) OR (ty xang)) dai hoi. hieu ve cham duc va thanh lai ((dua tren) or (cuu tre))*.