Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"day han cho snippets" » "dai han cho snippets", "day ban cho snippets", "day dan cho snippets", "day hang cho snippets", "day han che snippets", "day san cho 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: (((("day han cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("day han cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( day han cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("day han cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.