Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"den soc cham snippets" » "den toc cham snippets", "den moc cham snippets", "den song cham snippets", "dan soc cham snippets", "den hoc cham snippets", "den son cham 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: (((("den soc cham snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("den soc cham snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( den soc cham snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("den soc cham snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.