Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khat lai lon snippets" » "khau lai lon snippets", "khat ha lon snippets", "khac lau lon snippets", "khat lai long snippets", "khat bai lon snippets", "khat hai long 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: (((("khat lai lon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khat lai lon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khat lai lon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khat lai lon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.