Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"con moi voi snippets" » "can moi voi snippets", "con coi voi snippets", "chon mot voi snippets", "con doi voi snippets", "con moi doi snippets", "con moi thoi 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: (((("con moi voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("con moi voi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( con moi voi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("con moi voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.