Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dan hai so snippets" » "doan hai so snippets", "dang hai so snippets", "dan khai so snippets", "dan dai so snippets", "dan tai so snippets", "dan thai son 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: (((("dan hai so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dan hai so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dan hai so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan hai so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.