Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tri thu hang snippets" » "tri thi hang snippets", "tri thuc hanh snippets", "tri thu huong snippets", "tri thuc hang snippets", "thi thu hang snippets", "tri phu hang snippets", "tri thu hang 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: (((("tri thu hang snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tri thu hang snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tri thu hang snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tri thu hang snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.