Perhaps you should try some spelling variations:
ky trang » ke trang, ky trong, ky tang
trang xa » trang va, trang ha, trong xa
van hanh » van thanh, ban hanh, van anh
dinh chi » dinh thi, dinh tri, dinh moi
hieu va » hieu qua
soc van » hoc van, oc van, sac van
te sac » te sach, te cac, te san
sac ky » cac ky, sai ky
vi cuu » vi luu, vinh cuu

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 trang xa hoi. ((hieu va) OR (lieu va)) cham soc van hanh ((vi cuu) or (dinh chi)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky trang xa hoi. ((hieu va) OR (lieu va)) cham soc van hanh ((vi cuu) OR (dinh chi)) tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sac ky trang xa hoi. ((hieu va) OR (lieu va)) cham soc van hanh ((vi cuu) or (dinh chi)) tre*".