Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"can va di snippets" » "can van di snippets", "canh va di snippets", "ban va di snippets", "can va dai snippets", "can va doi snippets", "can va dia 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: (((("can va di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("can va di snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( can va di snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("can va di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.