Perhaps you should try some spelling variations:
thanh toan » thanh hoa, thanh san, tinh toan
manh thanh » danh thanh, minh thanh, manh thang
toan cao » toan ban, toan tap
te sach » toc sach
sach ty » sach y, sach tu, sach thu
cao tre » cho tre, choi tre
nang xa » nang x, lang xa, nang ma
ty nang » ky nang, ty xang, ty hang
va cam » va cham, va cac, va cao
ve cac » va cac, vien cac
ve cam » ve cham, ve cai, ve cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ty nang xa hoi. hieu ((((ve cam) or (va cam))) or (ve cac)) suc manh thanh toan cao tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty nang xa hoi. hieu ((((ve cam) OR (va cam))) OR (ve cac)) suc manh thanh toan cao tre.
• Adding a wildcard symbol may retrieve word variants: te sach ty nang xa hoi. hieu ((((ve cam) or (va cam))) or (ve cac)) suc manh thanh toan cao tre*.