Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"vu khac duan slippers" » "vu nhac dan slippers", "vu khau luan slippers", "vu khai tuan slippers", "vu kham duan slippers", "vu khanh duan slippers", "bui khac duan slippers", "vu khac duan slippery", "vu khac duan 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: (((("vu khac duan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("vu khac duan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( vu khac duan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("vu khac duan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.