Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"den dan hanh snippets" » "den dang hanh snippets", "den dan khanh snippets", "den dan thanh snippets", "dien dan hanh snippets", "de dan hanh snippets", "nen dan hanh snippets", "den dan hanh slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("den dan hanh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("den dan hanh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( den dan hanh snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("den dan hanh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.