Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"qua chu chan snippets" » "qua chu han snippets", "qua chua chay snippets", "qua chu van snippets", "quan chu chan snippets", "cua chu chan snippets", "qua cu chan 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: (((("qua chu chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("qua chu chan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( qua chu chan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("qua chu chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.