Perhaps you should try some spelling variations:
dua tren » dung tren
tu sach » thu sach, su sach, te sach
ty nang » ty xang, ty hang, ly nang
lam xuc » cam xuc, lam duoc
xuc ban » duc ban, cuc ban, quoc ban
ban ban » ban banh, van ban, can ban
va lam » van lam, va lap
ban ve » ban va
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: tu sach ((ty nang) OR (ky nang)) xa hoi. lieu va lam xuc ban ban ve ((dua tren) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ((ty nang) OR (ky nang)) xa hoi. lieu va lam xuc ban ban ve ((dua tren) OR (cua te)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ((ty nang) OR (ky nang)) xa hoi. lieu va lam xuc ban ban ve ((dua tren) or (cua te))".
• Adding a wildcard symbol may retrieve word variants: tu sach ((ty nang) OR (ky nang)) xa hoi. lieu va lam xuc ban ban ve ((dua tren) or (cua te))*.