Perhaps you should try some spelling variations:
cong cua » cong cu, dong cua, huong cua
te sach » toc sach
sach ty » sach y, sach tu, sach thu
duc gia » quoc gia
xang x » nang x
ve cai » va cai, ve cac, ve tai
va cam » va cham, va cac, va cai
va cao » va cac, va co, va dao
cua te » cua tu

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 xang x ho. hieu ((ve cai) or (((va cam) OR (va cao)))) duc gia thanh cong cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty xang x ho. hieu ((ve cai) OR (((va cam) OR (va cao)))) duc gia thanh cong cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ty xang x ho. hieu ((ve cai) or (((va cam) OR (va cao)))) duc gia thanh cong cua te".
• Adding a wildcard symbol may retrieve word variants: te sach ty xang x ho. hieu ((ve cai) or (((va cam) OR (va cao)))) duc gia thanh cong cua te*.