Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lam moi con snippets" » "luat moi con snippets", "lam thoi con snippets", "pham moi con snippets", "lam moi cong snippets", "lam moi co snippets", "lam mot 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: (((("lam moi 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: (((("lam moi con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lam moi con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lam moi con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.