Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
thanh vi » hanh vi, thanh va, thanh ve
sach lo » sach dao, sach doi, sach hoi
nang xa » nang x, lang xa, nang ma
sach ly » sach y, sach ty, sach hay
cam duc » cam xuc, cao duc, nam duoc
vi cua » vai cua, di cua
cua tu » cua tuc, cua su, cua cu

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: thuat ((sach ly) OR (sach lo)) nang xa hoi. lieu va ((cam duc) or (pham duc)) van thanh vi cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat ((sach ly) OR (sach lo)) nang xa hoi. lieu va ((cam duc) OR (pham duc)) van thanh vi cua tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuat ((sach ly) OR (sach lo)) nang xa hoi. lieu va ((cam duc) or (pham duc)) van thanh vi cua tu".
• Adding a wildcard symbol may retrieve word variants: thuat ((sach ly) OR (sach lo)) nang xa hoi. lieu va ((cam duc) or (pham duc)) van thanh vi cua tu*.