Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hen hon don snippets" » "hen ho don snippets", "tien hon don snippets", "hien hop don snippets", "hen hoa don snippets", "hen hon loan snippets", "hen hong son 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: (((("hen hon don snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hen hon don snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hen hon don snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hen hon don snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.