Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phan so danh slippers" » "phan bo danh slippers", "phan co danh slippers", "phap so danh slippers", "phan do danh slippers", "phan so sanh slippers", "phan so dan slippers", "phan so danh slippery", "phan so danh grippers"
"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: (((("phan so danh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phan so danh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phan so danh slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan so danh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.