Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mau nao danh slippers" » "mau nam danh slippers", "mau cao danh slippers", "mau dao danh slippers", "mau giao danh slippers", "mang nao danh slippers", "mau nao danh slippery", "mau nao danh 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: (((("mau nao 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: (((("mau nao danh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mau nao danh slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mau nao danh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.