Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"trong dua mo snippets" » "trong duan mo snippets", "trong qua mo snippets", "trong cua mo snippets", "trong dua moi snippets", "trong duc mo snippets", "trong da mo 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: (((("trong dua mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trong dua mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trong dua mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trong dua mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.