Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tri ban chat snippets" » "tri van chat snippets", "tri bao chat snippets", "tri luan chat snippets", "tai ban chat snippets", "tri benh 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: (((("tri ban 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: (((("tri ban chat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tri ban chat snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tri ban chat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.