Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"co con hong snippets" » "co con song snippets", "co cong thong snippets", "co cong khong snippets", "cho con hong snippets", "co co hong snippets", "co don hong 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: (((("co con hong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("co con hong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( co con hong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("co con hong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.