Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java slippers" » "python using data slippers", "python using java slippery", "python using java grippers"
"do 4 robot snippets" » "do _ robot snippets", "do a robot snippets", "do _ robots snippets", "doc 4 robot snippets", "do 5 robot snippets"

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java slippers") OR ("do 4 robot snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( python using java slippers ) or ( do 4 robot snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using java slippers") or ("do 4 robot snippets"))) or ("locating bugs code snippets"))*.