Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lang dan thi slippers" » "lang van thi slippers", "tang dan thi slippers", "dang dan thi slippers", "lang dang thi slippers", "lang tran thi slippers", "lang dinh thi slippers", "lang dan thi slippery", "lang dan 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: (((("lang dan 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: (((("lang dan thi slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lang dan thi slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lang dan thi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.