Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phe san cho snippets" » "phi san cho snippets", "phu san cho snippets", "pha san cho snippets", "phe sang cho snippets", "phe san chi snippets", "phe san co 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: (((("phe san 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: (((("phe san cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phe san cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phe san cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.