Perhaps you should try some spelling variations:
thanh lai » thanh hai, thanh lap, thanh loi
cham xuc » cam xuc, chat xuc, cham soc
dua tren » dung tren
nang mai » nang ma, nang tai, lang mai
va thanh » gia thanh, ban thanh, va tinh
va cham » va chat, va tham
sach ky » sach y, sach ty, sach kem
hieu va » lieu va, hieu qua
mai hoi » mai khoi, dai hoi, lai hoi
cuu tre » cua tre, cau tren, cau treo
xuc va » duc va, tuc va, luc va
sac ky » cac ky, sai ky

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 ky) OR (sac ky)) nang mai hoi. hieu va cham xuc va thanh lai ((dua tren) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((sach ky) OR (sac ky)) nang mai hoi. hieu va cham xuc va thanh lai ((dua tren) OR (cuu tre)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "te ((sach ky) OR (sac ky)) nang mai hoi. hieu va cham xuc va thanh lai ((dua tren) or (cuu tre))".
• Adding a wildcard symbol may retrieve word variants: te ((sach ky) OR (sac ky)) nang mai hoi. hieu va cham xuc va thanh lai ((dua tren) or (cuu tre))*.