Perhaps you should try some spelling variations:
"using real core snippets" » "using metal core snippets", "using raw core snippets"
"han using java snippets" » "han using data snippets", "han ung java snippets", "h2o using java snippets", "han ping java snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("using real core snippets") or ("han using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using real core snippets") OR ("han using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using real core snippets ) or ( han using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using real core snippets") or ("han using java snippets"))) or ("locating bug code snippets"))*.