Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"minh de du snippets" » "minh ve du snippets", "sinh de du snippets", "menh de du snippets", "minh de dua snippets", "minh te du 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: (((("minh de 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: (((("minh de du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( minh de du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("minh de du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.