Perhaps you should try some spelling variations:
phan lap » phan dau
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
hieu ve » hieu va, hieu van
cam duc » cam xuc, cao duc, pham duc
duc van » duc va, duc tan, duc manh
cua tre » cua te, cuu tre, cua triet
ve cam » ve cham, ve cac, va cam

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 nang x ho. hieu ve cam duc van ((thanh san) or (phan lap)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky nang x ho. hieu ve cam duc van ((thanh san) OR (phan lap)) cua tre.
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang x ho. hieu ve cam duc van ((thanh san) or (phan lap)) cua tre*.