Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoi don chat snippets" » "hoi doc chat snippets", "hoi cong chat snippets", "hoi dinh chat snippets", "hoi dong chat snippets", "hoi dan chat snippets", "hoi doi chat 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: (((("hoi don chat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoi don chat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoi don chat snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoi don chat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.