Perhaps you should try some spelling variations:
thu canh » thuc hanh, thu cong, thu ban
nang mai » nang ma, nang tai, lang mai
dap thuc » dan thuc, dai thuc, dam thuc
mai hoi » mai khoi, dai hoi, lai hoi
thuc xa » thuc xay, tuc xa, thuc va
xa hanh » xa thanh, xa khanh, va hanh
tu can » tu ban, tu cac
va dap » va dao, va dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu can) OR (thu canh)) ky nang mai hoi. lieu va dap thuc xa hanh ((tai cuc) or (tri cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu can) OR (thu canh)) ky nang mai hoi. lieu va dap thuc xa hanh ((tai cuc) OR (tri cua)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu can) OR (thu canh)) ky nang mai hoi. lieu va dap thuc xa hanh ((tai cuc) or (tri cua)) tre".
• Adding a wildcard symbol may retrieve word variants: ((tu can) OR (thu canh)) ky nang mai hoi. lieu va dap thuc xa hanh ((tai cuc) or (tri cua)) tre*.