Perhaps you should try some spelling variations:
sach nay » sach hay, sach vay, sach nang
va thanh » gia thanh, ban thanh, va tinh
nang cau » nang cao, hang cau, nang dau
va hanh » van hanh, va danh, ban hanh
cac xuc » cam xuc, cac nuoc, chat xuc
chau te » chau tho
hieu ve » hieu va, hieu van
ve cac » va cac, vien cac

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 nay) or (sach y)) nang cau hoi. hieu ve cac xuc ((va hanh) or (va thanh)) lai chau te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach nay) OR (sach y)) nang cau hoi. hieu ve cac xuc ((va hanh) OR (va thanh)) lai chau te.
• Adding a wildcard symbol may retrieve word variants: tu ((sach nay) or (sach y)) nang cau hoi. hieu ve cac xuc ((va hanh) or (va thanh)) lai chau te*.