Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung lap cac snippets" » "dung lap code snippets", "dung lam cac snippets", "dung lai cac snippets", "dung lao cac snippets", "dung tap cac snippets", "dung gap cac snippets", "dung lop cac 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: (((("dung lap cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung lap cac snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung lap cac snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung lap cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.