Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doi cac cau snippets" » "doi cach cau snippets", "voi cac cau snippets", "do cac cau snippets", "doi cac mau snippets", "doi bac cau snippets", "doi ca cau snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("doi cac cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doi cac cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doi cac cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doi cac cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.