Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"banh kem con snippets" » "hanh kem con snippets", "banh keo con snippets", "ban kem con snippets", "banh mem cong snippets", "banh mem chon 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: (((("banh kem con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("banh kem con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( banh kem con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("banh kem con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.