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