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