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