Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"don luat dan slippers" » "dan luat dan slippers", "dong luan dan slippers", "dung luat dan slippers", "don luat dat slippers", "don luat doanh slippers", "don cua dan slippers", "don luat dan slippery", "don luat 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: (((("python using java snippets") or ("don luat 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 ("don luat dan slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( don luat dan slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("don luat dan slippers"))) or ("locating bug code snippets"))*.