Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"cu uoc tranh snippets" » "cu cuoc tranh snippets", "cu cuoc thanh snippets", "cu duoc thanh snippets", "cu soc tranh snippets", "cua nuoc tranh snippets", "cua quoc tranh snippets", "cu uoc tranh 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: (((("cu uoc tranh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cu uoc tranh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cu uoc tranh snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cu uoc tranh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.