Perhaps you should try some spelling variations:
thu canh » thuc hanh, thu cong, thu ban
van hanh » van thanh, ban hanh, van anh
thuc van » thuc vat, thuc dan, thuc va
lai cua » dai cua, lai chau, thai cua
hai cua » thai cua, dai cua, hoi cua
ve cham » va cham, ve chat, vu cham
canh ky » hanh ky, canh tay, nganh ky
nang xa » nang x, lang xa, nang ma
ve cam » ve cac, va cam, ve cai

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu canh ky nang xa hoi. hieu ((ve cam) OR (ve cham)) thuc van hanh ((hai cua) or (lai cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu canh ky nang xa hoi. hieu ((ve cam) OR (ve cham)) thuc van hanh ((hai cua) OR (lai cua)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu canh ky nang xa hoi. hieu ((ve cam) OR (ve cham)) thuc van hanh ((hai cua) or (lai cua)) tre".
• Adding a wildcard symbol may retrieve word variants: thu canh ky nang xa hoi. hieu ((ve cam) OR (ve cham)) thuc van hanh ((hai cua) or (lai cua)) tre*.