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