Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"toan hat dan slippers" » "toan hoat dan slippers", "toan ham dan slippers", "toan phan dan slippers", "toan hat van slippers", "toan mat dan slippers", "toan nhat danh slippers", "toan hat dan slippery", "toan hat dan grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("python using java snippets") or ("toan hat dan slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("toan hat dan slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( toan hat dan slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("toan hat dan slippers"))) or ("locating bug code snippets"))*.