Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"sieu thi tue snippets" » "trieu thi tue snippets", "dieu tri tue snippets", "su thi tue snippets", "sieu tri tue snippets", "sieu thi hue snippets", "sieu thi tu 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: (((("sieu thi tue snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sieu thi tue snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( sieu thi tue snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("sieu thi tue snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.