Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luc bach van slippers" » "truc bach van slippers", "luon bach van slippers", "luc canh van slippers", "luc bach dan slippers", "luc cach van slippers", "luc bach dang slippers", "luc bach van slippery", "luc bach van grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("luc bach van slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luc bach van slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luc bach van slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luc bach van slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.