Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chi va hoat snippets" » "chi va hoa snippets", "chi qua hoat snippets", "chi dan hoat snippets", "chi van hoat snippets", "chai va hoat snippets", "choi va 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: (((("chi va 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: (((("chi va hoat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chi va hoat snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chi va hoat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.