Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dan bat dong snippets" » "dan bat code snippets", "dan hoat dong snippets", "dan ha dong snippets", "dan van dong snippets", "danh bat dong snippets", "dan dat dong snippets", "dan ba dong 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: (((("dan bat dong snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dan bat dong snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dan bat dong snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan bat dong snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.