Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phu do hoi snippets" » "phu doi hoi snippets", "khu do hoi snippets", "phu da hoi snippets", "phu do choi snippets", "phu do hoai snippets", "phu do thoi 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: (((("phu do hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phu do hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phu do hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phu do hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.