Perhaps you should try some spelling variations:
nuoc sach » nguoi sach, hoc sach, cuoc cach
thanh lai » thanh hai, thanh loi, thanh tai
thanh lap » thanh san, phan lap, thanh hai
va triet » va thiet, va trien, ve triet
nang xa » nang x, lang xa, nang ma
y nang » ky nang, ly nang, v nang
va cam » va cham, va cao, va cai

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

• Performing a fuzzy search may retrieve terms with similar spellings: nuoc sach y nang xa hoi. lieu ((va cam) or (va cac)) duc tan ((thanh lai) OR (thanh lap)) va triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: nuoc sach y nang xa hoi. lieu ((va cam) OR (va cac)) duc tan ((thanh lai) OR (thanh lap)) va triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "nuoc sach y nang xa hoi. lieu ((va cam) or (va cac)) duc tan ((thanh lai) OR (thanh lap)) va triet".
• Adding a wildcard symbol may retrieve word variants: nuoc sach y nang xa hoi. lieu ((va cam) or (va cac)) duc tan ((thanh lai) OR (thanh lap)) va triet*.