Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"trich li cac snippets" » "tich li cac snippets", "trich ly cac snippets", "trinh ly cac snippets", "trich li ca snippets", "trich loi cach 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: (((("trich li cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trich li cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trich li cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trich li cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.