Perhaps you should try some spelling variations:
manh thanh » danh thanh, minh thanh, manh thang
thanh tai » thanh hai, thanh toan, doanh tai
sach ky » sac ky, sach ty, sach kem
cua tre » cua te, cua triet, dua tren
du manh » duc manh, du hanh, tu manh
cuu tre » cau tren, cau treo
hieu ve » hieu va, hieu van
nang ro » nang co, nang ho, nang ra
ro hoi » co hoi, o hoi, mo hoi
ve cac » va cac, vien cac

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 ky) or (sach y)) nang ro hoi. hieu ve cac du manh thanh tai ((cua tre) OR (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((sach ky) OR (sach y)) nang ro hoi. hieu ve cac du manh thanh tai ((cua tre) OR (cuu tre))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te ((sach ky) or (sach y)) nang ro hoi. hieu ve cac du manh thanh tai ((cua tre) OR (cuu tre))*".