Perhaps you should try some spelling variations:
"using metal java snippets" » "using real java snippets", "nursing mental java snippets", "using medical java snippets"
"19 using code snippets" » "19 using cfd snippets", "19 using one snippets", "_ using code snippets", "ε using code snippets"
"locating bug core snippets" » "locating bug 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: (((("19 using code snippets") or ("using metal java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("19 using code snippets") OR ("using metal java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( 19 using code snippets ) or ( using metal java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("19 using code snippets") or ("using metal java snippets"))) or ("locating bug core snippets"))*.