Step IV of an input: dear 63 few 51 16 29 yes now
How many more step will be required to complete the arrangement?

In the first step, the word that comes first in the alphabetical order shifts to the left most position. While the remaining line shifts rightward. In the next step, the largest number shifts to the second position from left, pushing the remaining line shifts rightward. This goes on alternately till the words get arranged in an alphabetical order and the number in a descending order at alternately position.

Step IV: dear 63 few 51 16 29 yes now.
Step V: dear 63 few 51 now 16 29 yes.
Step VI: dear 63 few 51 now 29 16 yes.
Step VII: dear 63 few 51 now 29 yes 16