Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"duoc su chat snippets" » "duoc sua chat snippets", "duoc si chat snippets", "luoc su chat snippets", "duoc su phat snippets", "duoc du chat snippets", "duoc so 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: (((("duoc su 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: (((("duoc su chat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( duoc su chat snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duoc su chat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.