Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
te sach » toc sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
cao hoc » co hoc, cho hoc, chat hoc
van cac » van hac, van cau, van bac
vuc van » luc van, thuc van, chuc van
duc van » duc va, duc tan, duc manh
cua cay » cua cac
vi cua » vai cua, di cua

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 cao hoc. hieu van cac ((vuc van) or (duc van)) hanh vi cua cay~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty nang cao hoc. hieu van cac ((vuc van) OR (duc van)) hanh vi cua cay*.