Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"con bo voi snippets" » "cong bo voi snippets", "can bo voi snippets", "con co voi snippets", "con ba voi snippets", "con bo doi snippets", "con bo noi 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 bo 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 bo voi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( con bo voi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("con bo voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.