Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"buoc dau cau snippets" » "buoc mau cau snippets", "buoc dat cau snippets", "buoc da cau snippets", "quoc dau cau snippets", "duoc dau cau snippets", "cuoc dau cau 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: (((("buoc dau 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: (((("buoc dau cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( buoc dau cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("buoc dau cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.