Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chao van anh slippers" » "cao van anh slippers", "hao van anh slippers", "thao van anh slippers", "chao van thanh slippers", "chao van minh slippers", "chao tuan anh slippers", "chao van anh slippery", "chao van anh 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: (((("chao van anh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chao van anh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chao van anh slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chao van anh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.