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