Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"danh du hanh slippers" » "danh dau hanh slippers", "danh tu hanh slippers", "dinh du hanh slippers", "danh dieu hanh slippers", "danh luu hanh slippers", "danh de thanh slippers", "danh du hanh slippery", "danh du hanh 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: (((("danh du hanh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("danh du hanh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( danh du hanh slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("danh du hanh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.