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