Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nha va dot snippets" » "nhan va dot snippets", "nha van dot snippets", "nha ha dot snippets", "nha va doc snippets", "nha va do snippets", "nha 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: (((("nha 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: (((("nha va dot snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nha va dot snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nha va dot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.