Using the keyword's broad match type (without the broad modifier) is rarely a good idea.  Your keywords can potentially get natched to irrelevant search terms.

Adalysis will alert you if it detects any such match type in your active keywords:

Step 1

Clicking on the above alert will take you to the Keywords screen with the relevant filter pre-loaded showing you the keywords that use such match type:

Step 2

Examine the search terms that matched each keyword (using the provided tool shown below) to ensure it is worth keeping the keyword with this match type.