Perhaps you should try some spelling variations:
thien van » thi van
te sach » toc sach
hanh di » hanh vi, hanh de, hang di
van cau » van dau, van hau, van chat
ky tang » ky nang, ky dang, kho tang
ky lang » ky nang, ky dang, tay lang
tuc va » thuc va, truc va, tuc xa
di cua » dai cua, doi cua, de 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 ((ky lang) OR (ky tang)) xa hoi. thien van cau ((duc va) or (tuc va)) hanh di cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((ky lang) OR (ky tang)) xa hoi. thien van cau ((duc va) OR (tuc va)) hanh di cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((ky lang) OR (ky tang)) xa hoi. thien van cau ((duc va) or (tuc va)) hanh di cua te".
• Adding a wildcard symbol may retrieve word variants: te sach ((ky lang) OR (ky tang)) xa hoi. thien van cau ((duc va) or (tuc va)) hanh di cua te*.