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