Perhaps you should try some spelling variations:
bien viet » dien viet, tieng viet, trien viet
van hang » van khang, van hoang, van thang
viet cua » viec cua, viet ca, viet qua
hang vi » hang va, hanh vi, hang di
xuc van » duc van, luc van, vuc van
cua xuc » cua duc, cua tuc, cua cuc
tu sach » thu sach, su sach, tu cach
ly nang » ky nang, ly hang, ly vang
te sach » toc sach
vi cua » vai cua, di 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: ((tu sach) OR (te sach)) ((ly nang) or (le van)) xa hoi. bien viet cua xuc van hang vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (te sach)) ((ly nang) OR (le van)) xa hoi. bien viet cua xuc van hang vi cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) OR (te sach)) ((ly nang) or (le van)) xa hoi. bien viet cua xuc van hang vi cua te".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) OR (te sach)) ((ly nang) or (le van)) xa hoi. bien viet cua xuc van hang vi cua te*.