Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"chua mot dan snippets" » "cua mot dan snippets", "nhu mot dan snippets", "chua may dan snippets", "chua mat dan snippets", "chua moi dan snippets", "chua mot lan snippets", "chua mot dan slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("chua mot dan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chua mot dan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chua mot dan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chua mot dan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.