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