Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"pho han ho snippets" » "pho phan ho snippets", "pho ha ho snippets", "pho hai ho snippets", "pho han cho snippets", "pho can ho snippets", "pho hen ho 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: (((("pho han ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("pho han ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( pho han ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pho han ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.