Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dang su hoi snippets" » "dang su code snippets", "dang su choi snippets", "dang su hai snippets", "dang lu hoi snippets", "dan su hoi snippets", "dung su hoi snippets", "dong su hoi 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: (((("dang su hoi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang su hoi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dang su hoi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang su hoi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.