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