One of the most thing we do on the internet is searching for something, everyone has their own "strategy" when they want to search. In my case it's...
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My strategy:
Using Duckduckgo
I would also like to add: when using Duckduckgo & know what site to look on, I often use bangs to quickly search the site
I would have queried "yasuhiro matsumoto github" in the first place. My thinking would be that there are many of them and I need to give google a little nudge.
Yep, I don't blame google search due to it still my favorite search engine. Just a way to add an extra filter to get what I want faster. Search with effective keywords is one of them.