Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"va trat ca snippets" » "va trac ca snippets", "va tra ca snippets", "va thuat ca snippets", "va tat ca snippets", "va trot 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: (((("va trat 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: (((("va trat ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( va trat ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("va trat ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.