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