Perhaps you should try some spelling variations:
hanh dao » lanh dao, thanh dat, thanh dam
trang va » tran van, hang va
dao cua » dai cua, day cua, dan cua
va hanh » van hanh, va thanh, va danh
nang xa » nang x, lang xa, nang ma
sach ky » sach y, sach ty, sach kem
va cau » van cau, va dau, va cao
sac ky » cac ky, sai ky
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: tu ((sach ky) or (sac ky)) nang xa hoi. hieu ((va cau) OR (va cac)) trang va hanh dao cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach ky) OR (sac ky)) nang xa hoi. hieu ((va cau) OR (va cac)) trang va hanh dao cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach ky) or (sac ky)) nang xa hoi. hieu ((va cau) OR (va cac)) trang va hanh dao cua te".
• Adding a wildcard symbol may retrieve word variants: tu ((sach ky) or (sac ky)) nang xa hoi. hieu ((va cau) OR (va cac)) trang va hanh dao cua te*.