Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thanh dat de snippets" » "thanh dat code snippets", "thanh san de snippets", "thanh hai de snippets", "thanh van de snippets", "thanh vat de snippets", "thanh hat de snippets", "thanh dat dien 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: (((("thanh dat de snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thanh dat de snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( thanh dat de snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thanh dat de snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.