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