Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"sach thi dan slippers" » "sach thu dan slippers", "sach tai dan slippers", "sach thieu dan slippers", "sach thi doan slippers", "sach thi lan slippers", "sach thi dai slippers", "sach thi dan slippery", "sach thi 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: (((("sach thi 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: (((("sach thi dan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( sach thi dan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("sach thi dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.