Perhaps you should try some spelling variations:
nang xay » dang xay, nganh xay, nang xuan
xa thanh » va thanh, ha thanh, ta thanh
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
xay hoi » xa hoi, tay hoi, cay phoi
ve chat » van chat
va chat » van chat, va phat, cao chat
san luy » san luan
luy tre » luyen tre

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 ky nang xay hoi. hieu ((ve chat) or (va chat)) tuc xa thanh san luy tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky nang xay hoi. hieu ((ve chat) OR (va chat)) tuc xa thanh san luy tre.
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang xay hoi. hieu ((ve chat) or (va chat)) tuc xa thanh san luy tre*.