Perhaps you should try some spelling variations:
thanh lai » thanh hai, thanh lap, thanh loi
nang mai » nang ma, nang tai, lang mai
chat duc » chat xuc, chat doc, chet duoc
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
mai hoi » mai khoi, dai hoi, lai hoi
hieu ve » hieu va, hieu van
ve chat » va chat, van chat
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 mai hoi. hieu ve chat 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 mai hoi. hieu ve chat duc va thanh lai ((dua tren) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: te sach ty nang mai hoi. hieu ve chat duc va thanh lai ((dua tren) or (cuu tre))*.