Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cac chat nom snippets" » "cao chat nom snippets", "cac thuat nom snippets", "cac nha nom snippets", "cac chat thom snippets", "cac chat co snippets", "cac chat hoa 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: (((("cac chat nom snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cac chat nom snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cac chat nom snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac chat nom snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.