Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"down xa bac snippets" » "down la bac snippets", "down xa ba snippets", "down xu bac snippets", "doan xa bac snippets", "don xa bac snippets", "down xa bac slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("down xa bac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("down xa bac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( down xa bac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("down xa bac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.