Perhaps you should try some spelling variations:
manh hanh » xanh hanh, danh thanh, minh thanh
thu sach » tu sach, thuat sach, thuoc sach
hanh vai » hanh vi, hanh va, hanh tai
nang xa » nang x, nang ma, mang xa
lang xa » lang ha, dang xay, lang van
hieu ve » hieu va, hieu van
cao suc » cao su, cao duc
cua tre » cuu tre, cua triet, dua tren
ve cao » va cao, ve bao, ve cac
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: thu sach y ((nang xa) OR (lang xa)) hoi. hieu ve cao suc manh hanh vai ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach y ((nang xa) OR (lang xa)) hoi. hieu ve cao suc manh hanh vai ((cua tre) OR (cua te)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach y ((nang xa) OR (lang xa)) hoi. hieu ve cao suc manh hanh vai ((cua tre) or (cua te))".
• Adding a wildcard symbol may retrieve word variants: thu sach y ((nang xa) OR (lang xa)) hoi. hieu ve cao suc manh hanh vai ((cua tre) or (cua te))*.