Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"trinh bo thi slippers" » "trinh boi thi slippers", "trinh bao thi slippers", "trinh do thi slippers", "trinh bo thit slippers", "trinh bo tai slippers", "trinh bo thi slippery", "trinh bo 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: (((("trinh bo 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: (((("trinh bo thi slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("trinh bo thi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.