Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chu chan den snippets" » "chu han den snippets", "chua chay den snippets", "chu van den snippets", "chu cham den snippets", "chu chen den snippets", "chu chan doan 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: (((("chu chan den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chu chan den snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chu chan den snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chu chan den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.