This is the whole error message on Influence:

Sorry - no matches. Please try some different terms.

The following words are either very common, too long, or too short and were not included in your search : Influence

The too long, too short and too common list is part of the SQL server (out of reach). This word is not short really, nor long and I doubt it's a common word (I can't be accused of being a linguist though).

Influ retruns:
1. Sorry - no matches. Please try some different terms.

There's no information here about it being common.

Influence* returns 75 results, frogbeasteggs Eleanor being the first hit. This includes Influence and its plural.

King returns 100 results.

I can't lay my finger on this one yet, do you have more examples Omanes Alexandrapolites?