Perhaps you should try some spelling variations:
van anh » van thanh, tuan anh, van minh
duc van » duc va, duc tan, duc manh
sach ky » sac ky, sach ty, sach kem
ve cac » va cac, vien cac
vi cua » vai cua, di cua
anh vi » hanh vi, anh va, anh ve
cua te » cua tu
ve cai » va cai, ve tai, ve cau
x hoi » xa hoi, o hoi, x ho

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 ky) OR (sach y)) nang x hoi. hieu ((ve cai) or (ve cac)) duc van anh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach ky) OR (sach y)) nang x hoi. hieu ((ve cai) OR (ve cac)) duc van anh vi cua te*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach ky) OR (sach y)) nang x hoi. hieu ((ve cai) or (ve cac)) duc van anh vi cua te*".