Because i can search by author, type of content, communities, timeframe and keywords.
But also i dont get your argument from the logical basis of it. Reddit did not write the Lemmy code. There is no relation as to why the reddit search function should be an indicator of how the lemmy search function works.
You are asking why George shouldnt also be better in math than Lisa, because Jon is better in math than Robert. Just that Lisa and Robert are in completely different schools in different countries.
That night he had stomach-ache!
The next day was Sunday again. The caterpillar ate through one nice green leaf, and after that he felt much better.