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