Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chat van doi snippets" » "chat va doi snippets", "chat ban doi snippets", "chat ran doi snippets", "chat van loi snippets", "chat van noi snippets", "chat van do 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: (((("chat van 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: (((("chat van doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chat van doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chat van doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.