Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khu phuc can snippets" » "khu phu can snippets", "khac phuc can snippets", "khao phuc can snippets", "khu phuc cam snippets", "khu chuc can 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: (((("khu phuc can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khu phuc can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khu phuc can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khu phuc can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.