Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lan ban cau snippets" » "lang ban cau snippets", "luan ban cau snippets", "van ban cau snippets", "lan bang cau snippets", "lan ban can snippets", "lan van cau snippets"
"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: (((("lan ban cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lan ban cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lan ban cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lan ban cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.