Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phan mau ho snippets" » "phan dau ho snippets", "phan cau ho snippets", "phan may ho snippets", "phan mau hop snippets", "phan mau co snippets", "phan mau do 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: (((("phan mau ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phan mau ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phan mau ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan mau ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.