Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhung chu du snippets" » "nhung cau du snippets", "nhung phu du snippets", "hung chu du snippets", "nhung chu duc snippets", "nhung chu de snippets", "nhung chu tu 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: (((("nhung chu du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhung chu du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhung chu du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhung chu du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.