Perhaps you should try some spelling variations:
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 tinh » may tinh
vai cua » dai cua, hai cua, lai cua
va dat » va dao, va dau, va dap
cua su » qua su
nuoc » quoc, duoc, ngoc

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 dat nuoc ((va tinh) or (lap trinh)) vai cua su~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ty nang xa hoi. lieu va dat nuoc ((va tinh) OR (lap trinh)) vai cua su.
• Adding a wildcard symbol may retrieve word variants: tu sach ty nang xa hoi. lieu va dat nuoc ((va tinh) or (lap trinh)) vai cua su*.