Perhaps you should try some spelling variations:
tu sach » thu sach, su sach, te sach
sach ly » sach y, sach lo, sach ty
ly nang » ky nang, ly hang, ly vang
hanh di » hanh vi, hanh de, hang di
va cao » va co, va dao, va bao
di cua » dai cua, doi cua, de cua
cua te » cua tu
x hoi » xa hoi, o hoi, x ho

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 ly nang x hoi. hieu ((va cao) or (va cac)) ((duc va) or (tuc xa)) hanh di cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ly nang x hoi. hieu ((va cao) OR (va cac)) ((duc va) OR (tuc xa)) hanh di cua te.
• Adding a wildcard symbol may retrieve word variants: tu sach ly nang x hoi. hieu ((va cao) or (va cac)) ((duc va) or (tuc xa)) hanh di cua te*.