Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dan dinh thi slippers" » "dang dinh thi slippers", "doan dinh thi slippers", "van dinh thi slippers", "dan dinh tri slippers", "dan dinh thi slippery", "dan dinh thi grippers"
"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: (((("dan dinh thi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dan dinh thi slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dan dinh thi slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan dinh thi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.