Perhaps you should try some spelling variations:
nhieu viec » hieu viec, nhien viet
dang xay » dang van, van xay
viec cam » viec lam, viec cua, viec va
cau treo » cau theo, cau tren, cau triet
xay hoi » xa hoi, tay hoi, cay phoi
sach ky » sach y, sach ty, sach kem
va tinh » may tinh
tinh di » tinh doi, trinh di, tinh da
cuu tre » cua tre, cau tren
sac ky » cac ky, sai ky
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: tu ((sach ky) or (sac ky)) dang xay hoi. nhieu viec cam xuc va tinh di ((cuu tre) OR (cau treo))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach ky) OR (sac ky)) dang xay hoi. nhieu viec cam xuc va tinh di ((cuu tre) OR (cau treo)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach ky) or (sac ky)) dang xay hoi. nhieu viec cam xuc va tinh di ((cuu tre) OR (cau treo))".
• Adding a wildcard symbol may retrieve word variants: tu ((sach ky) or (sac ky)) dang xay hoi. nhieu viec cam xuc va tinh di ((cuu tre) OR (cau treo))*.