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