Perhaps you should try some spelling variations:
thanh thai » thanh hai, thanh tai, nhanh thai
thien van » thi van
chet duoc » che duoc, cho duoc, che quoc
cua triet » cua viet, su triet, va triet
sang lai » sang tai, sang lap, mang lai
van chet » van chat, van chuyet, van chien
va thanh » gia thanh, ban thanh, va tinh
thai cua » than cua, tai cuc, tri cua
tu sach » thu sach, su sach, te sach
lai hoi » dai hoi, lai hoa, lai roi
duoc va » nuoc va, duc va, duoc ma
y sang » _ sang, duy sang

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 (thu hoach)) y sang lai hoi. thien van chet duoc va thanh thai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (thu hoach)) y sang lai hoi. thien van chet duoc va thanh thai cua triet.
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (thu hoach)) y sang lai hoi. thien van chet duoc va thanh thai cua triet*.