Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mau hai so snippets" » "mau thai so snippets", "mau bai so snippets", "mau han so snippets", "mau dai so snippets", "mau tai so snippets", "mau 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: (((("mau 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: (((("mau hai so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mau hai so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mau hai so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.