Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cac nen di snippets" » "cac benh di snippets", "cac nhan di snippets", "cac bien di snippets", "cac ben di snippets", "cac den di snippets", "cac gen di 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: (((("cac nen di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cac nen di snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cac nen di snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac nen di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.