Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lan su doi snippets" » "dan su doi snippets", "van su doi snippets", "ban su doi snippets", "lan sua doi snippets", "lan su dai snippets", "lan tu doi 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 su doi 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 su doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lan su doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lan su doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.