Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"o kha trinh snippets" » "o qua trinh snippets", "o ha tinh snippets", "o tra trinh snippets", "o khoa trinh snippets", "co kha trinh snippets", "o ha trinh snippets", "o kha trinh 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: (((("o kha trinh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("o kha trinh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( o kha trinh snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("o kha trinh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.