Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"trai dat toc snippets" » "trai dat code snippets", "cai dat toc snippets", "tren dat toc snippets", "trai lam toc snippets", "trai dan toc snippets", "trai dat doc snippets", "trai dat nuoc 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: (((("trai dat toc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trai dat toc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( trai dat toc snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trai dat toc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.