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