Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"pha van man slippers" » "pham van man slippers", "phan van man slippers", "phap van man slippers", "pha van manh slippers", "pha van ban slippers", "pha van han slippers", "pha van man slippery", "pha van man 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: (((("pha van man slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("pha van man slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( pha van man slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pha van man slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.