Perhaps you should try some spelling variations:
chua tre » chua tri, cua tre, chua trieu
cham xuc » cam xuc, chat xuc, cham soc
van tuan » van quan, van ban, anh tuan
ky cong » ke cong, ly cong, khu cong
ly dong » ly dung, lao dong, huy dong
hien tu » khien tu, dien tu
tu cham » toc cham, thi cham
xuc van » duc van, luc van, vuc van
ky dong » ky dang, ty dong, huy dong
tuan va » toan va, luan va, quan va
va chua » vua chua, ca chua, va chu
so sach » so sanh, bo sach, co sach

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sach ((((ky dong) OR (ky cong))) or (ly dong)) hoa hoc. hien tu cham xuc van tuan va chua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ((((ky dong) OR (ky cong))) OR (ly dong)) hoa hoc. hien tu cham xuc van tuan va chua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sach ((((ky dong) OR (ky cong))) or (ly dong)) hoa hoc. hien tu cham xuc van tuan va chua tre".
• Adding a wildcard symbol may retrieve word variants: so sach ((((ky dong) OR (ky cong))) or (ly dong)) hoa hoc. hien tu cham xuc van tuan va chua tre*.