Perhaps you should try some spelling variations:
chieu chien » thien chien, hieu hien
chien bach » vien bach, chien dich, thien hach
tu sach » thu sach, su sach, te sach
sach ty » sach y, sach tu, sach thu
huu tre » huu tri, cuu tre, huu them
ty nang » ky nang, ty xang, ty hang
nang xa » nang x, lang xa, nang ma
bac va » ban va, bac ha, bao va
luc va » duc va, tuc va, loc va
va huu » vu huu
xac va » tac va, ac va, mac va

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 ty nang xa hoi. chieu chien bach ((((xac va) OR (bac va))) or (luc va)) hang va huu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ty nang xa hoi. chieu chien bach ((((xac va) OR (bac va))) OR (luc va)) hang va huu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ty nang xa hoi. chieu chien bach ((((xac va) OR (bac va))) or (luc va)) hang va huu tre".
• Adding a wildcard symbol may retrieve word variants: tu sach ty nang xa hoi. chieu chien bach ((((xac va) OR (bac va))) or (luc va)) hang va huu tre*.