Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dac thi hoa snippets" » "dan thi hoa snippets", "dao thi hoa snippets", "dam thi hoa snippets", "dac thi hoan snippets", "dac thi ha snippets", "dac thi hong 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: (((("dac thi hoa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dac thi hoa snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dac thi hoa snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dac thi hoa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.