Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phu can cao snippets" » "phu san cao snippets", "pho can cao snippets", "thu canh cao snippets", "phu ca cao snippets", "phu can cau snippets", "phu cay cao snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("phu can cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phu can cao snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))*.
• Removing quotes may allow a broader search: (((( phu can cao snippets ) or ( python using java snippets ))) or ( locating bug code snippets ))*.