In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.

Example Input: Most electric meters have four or _ dials.
Example Output: five

Example Input: Most people go back to work within _ to three months after having a heart attack.
Example Output: one

Example Input: Chemotherapy is given intervenously every three to four weeks as tolerated for at least _ cycles.
Example Output:
six