Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bai van anh slippers" » "bui van anh slippers", "hai van anh slippers", "mai van anh slippers", "bai van thanh slippers", "bai van minh slippers", "bai tuan anh slippers", "bai van anh slippery", "bai van anh grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("bai 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: (((("bai van anh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bai van anh slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bai van anh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.