Perhaps you should try some spelling variations:
thanh lai » thanh hai, thanh lap, thanh loi
va thanh » gia thanh, ban thanh, va tinh
hieu ve » hieu va, hieu van
cam duc » cam xuc, cao duc, pham duc
chau cu » chau au, chat cua, cham cuu
tu san » thu san, tu ban, tu can
san ky » sang ky, van ky, dan ky
co hoi » co hoc, co loi
ve cam » ve cham, ve cac, va cam
o hoi » o hoc, o hai, o hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu san ky nang ((xa hoi) or (((o hoi) OR (co hoi)))). hieu ve cam duc va thanh lai chau cu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu san ky nang ((xa hoi) OR (((o hoi) OR (co hoi)))). hieu ve cam duc va thanh lai chau cu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu san ky nang ((xa hoi) or (((o hoi) OR (co hoi)))). hieu ve cam duc va thanh lai chau cu".
• Adding a wildcard symbol may retrieve word variants: tu san ky nang ((xa hoi) or (((o hoi) OR (co hoi)))). hieu ve cam duc va thanh lai chau cu*.