Perhaps you should try some spelling variations:
manh hanh » xanh hanh, danh thanh, minh thanh
hieu van » thien van, lieu va, hieu ve
te sach » toc sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
cam suc » cam xuc, cao suc, cham soc
hanh va » hang va, hanh vi
cua tre » cua te, cuu tre, cua triet
va cua » va chua, via cua, ca cua

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 nang xa hoi. ((hieu va) or (hieu van)) cam suc manh hanh va cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty nang xa hoi. ((hieu va) OR (hieu van)) cam suc manh hanh va cua tre.
• Adding a wildcard symbol may retrieve word variants: te sach ty nang xa hoi. ((hieu va) or (hieu van)) cam suc manh hanh va cua tre*.