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