Perhaps you should try some spelling variations:
thanh phan » thanh pho, thanh san, thanh toan
thanh tai » thanh hai, thanh toan, doanh tai
su triet » su viet, su tien, ve triet
sach thu » sach thue, sach thieu, sach tham
cam luc » cam xuc, cau luc
su sach » so sach, vu sach
sang ma » tang ma, nang ma, sang tao
xang ma » tang ma, nang ma, rang ma
luc va » duc va, tuc va, loc va
va cam » va cham, va cac, va cao

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach thu ((xang ma) or (sang ma)) hoi. lieu va cam luc va ((thanh phan) or (thanh tai)) su triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach thu ((xang ma) OR (sang ma)) hoi. lieu va cam luc va ((thanh phan) OR (thanh tai)) su triet.
• Adding a wildcard symbol may retrieve word variants: su sach thu ((xang ma) or (sang ma)) hoi. lieu va cam luc va ((thanh phan) or (thanh tai)) su triet*.