Perhaps you should try some spelling variations:
"su can nganh cong khi đong luc" » "su can nhanh chong khi đong luc", "su can thanh cong khi đong luc", "su cac nganh cong khi đong luc", "su cau nganh cong khi đong luc", "su dang nganh cong khi đong luc", "su can nganh cong thai đong luc", "su can nganh khong khi đong luc", "su can nganh cong ha đong luc", "su van nganh cong khi đong luc", "su cao nganh cong khi đong luc", "tu can nganh cong khi đong luc"
"thu canh ngon co khi đong luc" » "thu danh ngon co khi đong luc", "thuc hanh ngon co khi đong luc", "thu cong ngon co khi đong luc", "thu ban ngon co khi đong luc", "thu canh nguon coi khi đong luc", "thu canh ngon keo khi đong luc", "thu canh ngon doc khi đong luc"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("su can nganh cong khi đong luc") or ("thu canh ngon co khi đong luc"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("su can nganh cong khi đong luc") OR ("thu canh ngon co khi đong luc")).
• Removing quotes may allow a broader search: (( su can nganh cong khi đong luc ) or ( thu canh ngon co khi đong luc )).
• Adding a wildcard symbol may retrieve word variants: (("su can nganh cong khi đong luc") or ("thu canh ngon co khi đong luc"))*.