Perhaps you should try some spelling variations:
thanh di » thanh doi, thanh de, thanh do
va thanh » gia thanh, ban thanh, va tinh
cao duc » dao duc, cao suc, giao duc
sach ty » sach y, sach tu, sach thu
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
sach ly » sach y, sach lo, sach hay
cam duc » cam xuc, pham duc, nam duoc
di cua » dai cua, doi cua, de cua
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: thuoc ((sach ly) or (sach ty)) nang xa hoi. hieu va ((cam duc) or (cao duc)) va thanh di cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuoc ((sach ly) OR (sach ty)) nang xa hoi. hieu va ((cam duc) OR (cao duc)) va thanh di cua te.
• Adding a wildcard symbol may retrieve word variants: thuoc ((sach ly) or (sach ty)) nang xa hoi. hieu va ((cam duc) or (cao duc)) va thanh di cua te*.