Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phap doc vo snippets" » "phap hoc vo snippets", "phap coc vo snippets", "phap dot vo snippets", "phap duoc vo snippets", "phap doc va snippets"
"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: (((("phap doc vo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phap doc vo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phap doc vo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap doc vo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.