Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phu chu cho snippets" » "phu chung cho snippets", "phuc chau cho snippets", "phap chu cho snippets", "phu cu cho snippets", "phu chu 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: (((("phu chu 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: (((("phu chu cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phu chu cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phu chu cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.