Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khan dam o snippets" » "thanh dam o snippets", "chang dam o snippets", "khanh nam o snippets", "khan dao o snippets", "khan tam o snippets", "khan dai o snippets"
"locating bug code snippets" » "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: (((("khan dam o snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khan dam o snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khan dam o snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
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