Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"van dan hanh slippers" » "van dang hanh slippers", "van dan khanh slippers", "van dan thanh slippers", "van ban hanh slippers", "ban dan hanh slippers", "van dao hanh slippers", "van dan hanh slippery", "van dan hanh 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: (((("python using java snippets") or ("van dan hanh slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("van dan hanh slippers"))) OR ("locating bug code snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("van dan hanh slippers"))) or ("locating bug code snippets"))*.