Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chang ham cu snippets" » "chang dam cu snippets", "chang ha cu snippets", "hang hai cu snippets", "chang ham cua snippets", "chang cham cuu snippets", "chang ham chau 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: (((("chang ham cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chang ham cu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chang ham cu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chang ham cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.