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