Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhan mac bo snippets" » "han mac bo snippets", "nhan ma bo snippets", "nganh mac bo snippets", "nhan bac bo snippets", "nhan cac bo 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: (((("nhan mac bo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhan mac bo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhan mac bo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhan mac bo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.