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