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