Perhaps you should try some spelling variations:
thien van » thi van
chon loc » cho hoc
toi cuu » toi uu, toi chu, troi cua
dan toi » dan toc, dan thi, van toi
te sach » toc sach
cuu tre » cua tre, cau tren, cau treo
nang xa » lang xa, nang ma, mang xa
cham o » cham soc
va dan » ca dan, va dao, va dau

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 y ((nang xa) OR (nang x)) hoi. thien van ((chon loc) or (cham o)) va dan toi cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y ((nang xa) OR (nang x)) hoi. thien van ((chon loc) OR (cham o)) va dan toi cuu tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach y ((nang xa) OR (nang x)) hoi. thien van ((chon loc) or (cham o)) va dan toi cuu tre*".