Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phan ben cua snippets" » "phan bien cua snippets", "phan bon cua snippets", "phau benh cua snippets", "phan benh cua snippets", "phan ban cua 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 ben cua 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 ben cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phan ben cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan ben cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.