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