Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"trong ky thi slippers" » "trong ca thi slippers", "trong va thi slippers", "trong _ thi slippers", "trong ky thi slippery", "trong ky 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: (((("trong ky 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: (((("trong ky thi slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trong ky thi slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trong ky thi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.