Garbage in dicts may lead something else working wrong

FYI
```
# cat wpskey0.txt | grep -E '^[0-9]{8,8}$' | wc -l
1000000
# cat *.txt | grep -E '^[0-9]{8,8}$' | wc -l
171998
# cat *.txt | strings | grep -E '^[0-9]{8,8}$' | wc -l
100165710
```
