Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"deu dan hoat snippets" » "deu van hoa snippets", "deu dan hoc snippets", "deu danh hoa snippets", "de dan hoat snippets", "diu dan hoat snippets", "yeu dan hoat 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: (((("deu dan hoat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("deu dan hoat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( deu dan hoat snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("deu dan hoat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.