Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cac chat got snippets" » "cao chat got snippets", "cac thuat got snippets", "cac nha got snippets", "cac cat got 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 got 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 got snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cac chat got snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac chat got snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.