Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dich han cau snippets" » "dich phan cau snippets", "dich can cau snippets", "dich ran cau snippets", "dich hang cau snippets", "dich van 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: (((("dich han 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: (((("dich han cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dich han cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dich han cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.