Perhaps you should try some spelling variations:
"khao nhanh a snippets" » "nhan nhanh a snippets", "khao danh a snippets", "khac khanh a snippets", "khao nhanh ha snippets", "khao nhanh va snippets", "khao nhanh ba snippets", "khao nhanh a slippers"
"python using java snippets" » "python using data snippets", "python using java slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("khao nhanh a snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khao nhanh a snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khao nhanh a snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khao nhanh a snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.