Perhaps you should try some spelling variations:
"locating bug code slippers" » "locating bug code snippets", "locating bung code slippers", "locating bugs code slippers"
"python using java snippets" » "python using data snippets"
"duong xa lua snippets" » "duong va lua snippets", "duong ma lua snippets", "dong xa lua snippets", "duong xa la snippets", "duong ca lua snippets", "duong xuat lua 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: (((("duong xa lua snippets") or ("python using java snippets"))) or ("locating bug code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duong xa lua snippets") OR ("python using java snippets"))) OR ("locating bug code slippers")).
• Removing quotes may allow a broader search: (((( duong xa lua snippets ) or ( python using java snippets ))) or ( locating bug code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("duong xa lua snippets") or ("python using java snippets"))) or ("locating bug code slippers"))*.