Perhaps you should try some spelling variations:
thien van » thi van
manh nhan » danh nhan, anh nhan, minh nhan
toc sach » hoc sach, thuoc sach, nuoc sach
doc sach » hoc sach, nuoc sach, dac sac
duc manh » suc manh, duc anh, duc minh
nhan tai » hang tai, van tai, toan tai
nang ma » tang ma, sang ma, nang cao
van cau » van dau, van hau, van chat
cau duc » cao duc, cau luc, chu duc
tai cua » thai cua, tai cuc, tri cua
ma hoi » mai hoi, xa hoi, ma hoa
cua tu » cua tuc, cua su, cua cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((toc sach) or (doc sach)) ky nang ma hoi. thien van cau duc manh nhan tai cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((toc sach) OR (doc sach)) ky nang ma hoi. thien van cau duc manh nhan tai cua tu.
• Adding a wildcard symbol may retrieve word variants: ((toc sach) or (doc sach)) ky nang ma hoi. thien van cau duc manh nhan tai cua tu*.