Perhaps you should try some spelling variations:
thanh lai » thanh hai, thanh lap, thanh loi
dua tren » dung tren
va thanh » gia thanh, ban thanh, va tinh
cham xuc » cam xuc, chat xuc, cham soc
te sach » toc sach
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
mai hoi » mai khoi, dai hoi, lai hoi
ty hang » ly hang, ty xang, thi hang
ty lang » tay lang, ty xang, tu lang
cuu tre » cua tre, cau tren, cau treo
xuc va » duc va, tuc va, luc va

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 lang) OR (ty hang)) mai hoi. hieu ve 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 ((ty lang) OR (ty hang)) mai hoi. hieu ve 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 ((ty lang) OR (ty hang)) mai hoi. hieu ve cham xuc va thanh lai ((dua tren) or (cuu tre))".
• Adding a wildcard symbol may retrieve word variants: te sach ((ty lang) OR (ty hang)) mai hoi. hieu ve cham xuc va thanh lai ((dua tren) or (cuu tre))*.