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