Perhaps you should try some spelling variations:
nhanh thai » nhanh thi, nhanh thanh, nhanh thang
nhanh hai » thanh hai, nhanh ha, nganh hai
cau treo » cau theo, cau tren, cau triet
hieu van » hieu va, thien van, lieu va
van cam » van nam, van lam, van cau
ly hang » ly quang
ly nang » ky nang, ly vang, ly quang
su sach » so sach, vu sach
ma hoi » mai hoi, xa hoi, ma hoa
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 ((ly nang) or (ly hang)) ma hoi. hieu van cam xuc va ((nhanh hai) OR (nhanh thai)) cau treo~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ((ly nang) OR (ly hang)) ma hoi. hieu van cam xuc va ((nhanh hai) OR (nhanh thai)) cau treo.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ((ly nang) or (ly hang)) ma hoi. hieu van cam xuc va ((nhanh hai) OR (nhanh thai)) cau treo".
• Adding a wildcard symbol may retrieve word variants: su sach ((ly nang) or (ly hang)) ma hoi. hieu van cam xuc va ((nhanh hai) OR (nhanh thai)) cau treo*.