Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"san cong doc snippets" » "sang cong doc snippets", "van cong doc snippets", "ban cong doc snippets", "san chong doc snippets", "san cong coc snippets", "san cong dac 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 cong doc 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 cong doc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( san cong doc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("san cong doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.