Perhaps you should try some spelling variations:
nhanh cay » nhanh ha, nhanh bac, nhanh va
va nhanh » va thanh, va hanh, va nhan
tu sach » thu sach, su sach, te sach
nang xa » lang xa, nang ma, mang xa
qua cac » cua cac
cac tuc » cac toc, cac tu, cac tac
cay chu » ca chu, cac chu, can chu
chu tre » cho tre, chu tri, cuu tre
tuc va » thuc va, truc va, tuc xa

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach y ((nang xa) OR (nang x)) hoi. hieu qua cac tuc va nhanh cay chu tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach y ((nang xa) OR (nang x)) hoi. hieu qua cac tuc va nhanh cay chu tre".
• Adding a wildcard symbol may retrieve word variants: tu sach y ((nang xa) OR (nang x)) hoi. hieu qua cac tuc va nhanh cay chu tre*.