Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phap doc chi snippets" » "phap hoc chi snippets", "phap coc chi snippets", "phap dot chi snippets", "phap doi chi snippets", "phap doc chat 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 chi 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 chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phap doc chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap doc chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.