Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoi phap cai snippets" » "hoi nhap cai snippets", "hoc phap cai snippets", "hoi phan cai snippets", "hoi phap tai snippets", "hoi phap ca snippets", "hoi phap cac 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: (((("hoi phap cai snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoi phap cai snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoi phap cai snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoi phap cai snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.