Perhaps you should try some spelling variations:
xa thanh » va thanh, ha thanh, ta thanh
thanh ve » hanh ve, thanh va, thanh vien
cau theo » cau thi, cau tao
tu sach » thu sach, su sach, tu cach
te sach » toc sach
va cam » va cham, va cao, va cai
xuc xa » tuc xa, buc xa
ve cau » ke cau, va cau, ve cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu sach) or (te sach)) ky nang x ho. hieu ((va cam) OR (va cac)) xuc xa thanh ve cau theo~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (te sach)) ky nang x ho. hieu ((va cam) OR (va cac)) xuc xa thanh ve cau theo.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) or (te sach)) ky nang x ho. hieu ((va cam) OR (va cac)) xuc xa thanh ve cau theo".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (te sach)) ky nang x ho. hieu ((va cam) OR (va cac)) xuc xa thanh ve cau theo*.