Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"moi lam so snippets" » "moi la so snippets", "noi lam so snippets", "loi lam so snippets", "moi lam son snippets", "moi nam so snippets", "moi ham so 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: (((("moi lam so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("moi lam so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( moi lam so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("moi lam so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.