Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tue sinh cau snippets" » "tue tinh cau snippets", "tue kinh cau snippets", "tuc sinh cau snippets", "tue trinh cau snippets", "tue sinh vat snippets", "tue sinh va 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: (((("tue sinh cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tue sinh cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tue sinh cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tue sinh cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.