Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"con coi cho snippets" » "con chi cho snippets", "con co cho snippets", "con chim cho snippets", "con choi cho snippets", "con hoi cho snippets", "con moi cho 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 coi cho 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 coi cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( con coi cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("con coi cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.