Keyword planner is great. Use it in conjunction with trends to see how words are being used over time. https://trends.google.com/trends/ https://trends.google.

Keyword planner is great. Use it in conjunction with trends to see how words are being used over time. https://trends.google.com/trends/ https://trends.google.com/trends/ You can get a long way with these 2 tools before signing up to any paid stuff.