Perhaps you should try some spelling variations:
te sach » toc sach
tu lang » cu lang, xu lang, tu quang
tu lanh » tu hanh, tu lenh, tu manh
thi van » thi lan, thi hanh, thi nang
va nang » van nang, da nang, cam nang
nang de » nang du, vang de, dang de
thu va » thuc va, thue va, tu va
de cua » le cua, te cua, dieu cua
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ((tu lang) OR (tu lanh)) xa hoi. ((thien van) or (thi van)) nam thu va nang de cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((tu lang) OR (tu lanh)) xa hoi. ((thien van) OR (thi van)) nam thu va nang de cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((tu lang) OR (tu lanh)) xa hoi. ((thien van) or (thi van)) nam thu va nang de cua te".
• Adding a wildcard symbol may retrieve word variants: te sach ((tu lang) OR (tu lanh)) xa hoi. ((thien van) or (thi van)) nam thu va nang de cua te*.