Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"rang co cac snippets" » "nang co cac snippets", "lang co cac snippets", "tang co cac snippets", "rang cho cac snippets", "rang ca cac snippets", "rang co 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: (((("rang co cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("rang co cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( rang co cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("rang co cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.