Perhaps you should try some spelling variations:
thien van » thi van
dinh cuu » dinh chi
tham soc » cham soc, tham nuoc, thai son
van tham » van thanh, van tuan, van chat
va hanh » van hanh, va thanh, va danh
nang xa » nang x, lang xa, mang xa
nang ma » tang ma, sang ma, nang cao
sac ky » cac ky, sai ky
soc va » hoc va, loc va, doc va
vi cuu » vi luu, vinh cuu
te sac » te sach, te cac, te san

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

• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky ((nang xa) OR (nang ma)) hoi. thien van tham soc va hanh ((vi cuu) OR (dinh cuu)) tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sac ky ((nang xa) OR (nang ma)) hoi. thien van tham soc va hanh ((vi cuu) or (dinh cuu)) tre~".
• Adding a wildcard symbol may retrieve word variants: te sac ky ((nang xa) OR (nang ma)) hoi. thien van tham soc va hanh ((vi cuu) or (dinh cuu)) tre*.