Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lam chuc can snippets" » "lam chu can snippets", "lam thuoc can snippets", "pham chuc can snippets", "lam chuc van snippets", "lam thuc can snippets", "lam chuc nang 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 chuc can 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 chuc can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lam chuc can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lam chuc can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.