Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuu lam toan snippets" » "cuu lam tan snippets", "cuu lap toan snippets", "cuu tam toan snippets", "cu lam toan snippets", "cua lam toan snippets", "huu lam toan 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: (((("cuu lam toan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuu lam toan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuu lam toan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuu lam toan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.