Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tieu can cho snippets" » "tieu can code snippets", "tiep can cho snippets", "dieu can cho snippets", "tiem can cho snippets", "tieu chan cho snippets", "tieu cap cho snippets", "tieu cao cho snippets"
"python using java snippets" » "python using data 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: (((("tieu can cho snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tieu can cho snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tieu can cho snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tieu can cho snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.