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