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