Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"phi thu ngan snippets" » "phi tu ngan snippets", "phi tai ngan snippets", "phi vu ngan snippets", "phai thu ngan snippets", "thi thu ngan snippets", "phi thi ngan snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("phi thu ngan snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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