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