Given a sentence, fill out the missing word with a 'no' or a number (between zero and ten). You should write the numbers with english alphabet, like: four instead of 4.

Example Input: Body language is used when ____ words can express what the person is trying to communicate.
Example Output: no

Example Input: Tall fescue produces the ____ diazaphenanthrene alkaloids, perlolidone and perloline.
Example Output: two

Example Input: Most individuals regain consciousness within two to ____ hours.
Example Output:
four