Perhaps you should try some spelling variations:
"locating bug code slippers" » "locating bug code snippets", "locating bung code slippers", "locating bugs code slippers"
"python using java snippets" » "python using data snippets"
"dong von lan snippets" » "dung von lan snippets", "dong co lan snippets", "dong hoc lan snippets", "dong von luan snippets", "dong van lan snippets", "dong von bang 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: (((("python using java snippets") or ("dong von lan snippets"))) or ("locating bug code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("dong von lan snippets"))) OR ("locating bug code slippers")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( dong von lan snippets ))) or ( locating bug code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("dong von lan snippets"))) or ("locating bug code slippers"))*.