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