Perhaps you should try some spelling variations:
hanh tai » thanh tai, han tai, hinh tai
hang tai » hang va, dung tai
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
cam duc » cam xuc, cao duc, nam duoc
cua tre » cua te, cuu tre, cua triet

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. lieu va ((cam duc) OR (pham duc)) va ((hanh tai) or (hang tai)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty nang xa hoi. lieu va ((cam duc) OR (pham duc)) va ((hanh tai) OR (hang tai)) cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ty nang xa hoi. lieu va ((cam duc) OR (pham duc)) va ((hanh tai) or (hang tai)) cua tre".
• Adding a wildcard symbol may retrieve word variants: te sach ty nang xa hoi. lieu va ((cam duc) OR (pham duc)) va ((hanh tai) or (hang tai)) cua tre*.