Perhaps you should try some spelling variations:
tham xuc » tham nuoc, tham thuc, pham duc
ban thai » ban than, ban thi, ban tai
dua tren » dung tren
tu sach » thu sach, su sach, te 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
va tham » van tham, va cham, va thanh
xuc van » duc van, luc van, vuc van
cua tu » cua tuc, cua su, cua cu

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. lieu va tham xuc van ban thai ((dua tren) or (cua tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ty nang xa hoi. lieu va tham xuc van ban thai ((dua tren) OR (cua tu)).
• Adding a wildcard symbol may retrieve word variants: tu sach ty nang xa hoi. lieu va tham xuc van ban thai ((dua tren) or (cua tu))*.