Perhaps you should try some spelling variations:
tuan loc » thuan loi, tuan le, van loc
dang xay » dang van, van xay
va hanh » van hanh, va thanh, ban hanh
va danh » va dinh, va dan, dia danh
luu tre » luu tru, cuu tre, luy tre
va tuan » van tuan, va quan, va toan
hieu va » lieu va, hieu qua
xay hoi » xa hoi, tay hoi, cay phoi
ky dang » ky nang, ky danh
sac ky » cac ky, sai ky
vi luu » vi lua
te sac » te sach, te cac, te san

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: te sac ky dang xay hoi. hieu va tuan loc ((va hanh) OR (va danh)) vi luu tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sac ky dang xay hoi. hieu va tuan loc ((va hanh) OR (va danh)) vi luu tre".
• Adding a wildcard symbol may retrieve word variants: te sac ky dang xay hoi. hieu va tuan loc ((va hanh) OR (va danh)) vi luu tre*.