Perhaps you should try some spelling variations:
chai cau » phan cau, chai va, khai cac
hieu van » hieu va, thien van, lieu va
ly nang » ky nang, ly hang, ly vang
nang xa » nang x, lang xa, nang ma
van cam » van nam, van lam, van cau
va lang » va nang, hoa lang
vu sach » vu bach, vu khach
cua cau » cua cac, cua chu, cua cay
su sach » so sach
xuc va » duc va, tuc va, luc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((su sach) or (vu sach)) ly nang xa hoi. hieu van cam xuc va lang ((chai cau) OR (cua cau)) treo~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (vu sach)) ly nang xa hoi. hieu van cam xuc va lang ((chai cau) OR (cua cau)) treo.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((su sach) or (vu sach)) ly nang xa hoi. hieu van cam xuc va lang ((chai cau) OR (cua cau)) treo".
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (vu sach)) ly nang xa hoi. hieu van cam xuc va lang ((chai cau) OR (cua cau)) treo*.