Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"qua thi lan snippets" » "qua tai lan snippets", "quach thi lan snippets", "quang thi lan snippets", "qua thi hanh snippets", "qua thi nang snippets", "qua thi lien snippets", "qua thi lan 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: (((("qua thi lan 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 thi lan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( qua thi lan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("qua thi lan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.