Perhaps you should try some spelling variations:
nang chat » nang phat, nang cham, nang cao
ban hanh » ban hang
chat hoc » chat hoa, chat thom, cho hoc
cac nuoc » cap nuoc, hoc nuoc, dat nuoc
te sach » toc sach
sach ty » sach y, sach tu, sach thu
cac duc » cao duc, cac dac, cac cuoc
ty nang » ky nang, ty xang, ty hang
hieu ve » hieu va, hieu van
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 chat hoc. hieu ve ((((cac duc) OR (cac nuoc))) or (cac du)) ban hanh vi cua cay~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty nang chat hoc. hieu ve ((((cac duc) OR (cac nuoc))) OR (cac du)) ban hanh vi cua cay*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ty nang chat hoc. hieu ve ((((cac duc) OR (cac nuoc))) or (cac du)) ban hanh vi cua cay*".