Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"con song don snippets" » "can song don snippets", "con hong don snippets", "cuoc song don snippets", "con song dong snippets", "con song con snippets", "con tong don 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 song don 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 song don snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( con song don snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("con song don snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.