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