Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"sach dan mo snippets" » "sach dan code snippets", "sach danh mo snippets", "sach dao mo snippets", "sach dat mo snippets", "sach dan mon snippets", "sach dan so snippets", "sach fan mo 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 dan mo 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 dan mo snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( sach dan mo snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("sach dan mo snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.