Perhaps you should try some spelling variations:
gianh lai » gian lan
va gianh » va gian, van giang, va giai
chau tre » chay tren, chau tho, cho tre
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
va cham » va chat, va tham
thuc va » thuc vat, thuc dan, thuc day
va cam » va cac, va cao, va cai

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 ky nang xa hoi. hieu ((va cam) OR (va cham)) thuc va gianh lai chau tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ky nang xa hoi. hieu ((va cam) OR (va cham)) thuc va gianh lai chau tre".
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang xa hoi. hieu ((va cam) OR (va cham)) thuc va gianh lai chau tre*.