---- test1.txt ----
input:
1	wish for health
2	health

output:
      1 wish for -

---- test2.txt ----
input:
1	wish for health
2	health
3	wish for health happiness

output:
      1 wish for - happiness
      1 wish for -
      1 - happiness

---- test3.txt ----
input:
1	wish for health
2	health
3	wish for health happiness
4	happiness

output:
      2 wish for -
      1 wish for health -
      1 wish for - happiness
      1 - happiness

---- test4.txt ----
input:
1	wish for health
2	health
3	wish for health happiness
4	happiness
5	wish for health and happiness

output:
      2 wish for -
      1 wish for health and -
      1 wish for health -
      1 wish for - happiness
      1 wish for - and happiness
      1 wish for - and -
      1 - happiness
      1 - and happiness
      1 - and -