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